chore: Update discovery artifacts (#1587)

## Deleted keys were detected in the following stable discovery artifacts:
bigquery v2 https://github.com/googleapis/google-api-python-client/commit/faedd49d24634e1646e15cb79a983391a6938faa
container v1 https://github.com/googleapis/google-api-python-client/commit/3c92c46132922d77598527fc98780edca5978ce2
gameservices v1 https://github.com/googleapis/google-api-python-client/commit/ea5f2216765868a1d6e48995f23b74709ca5ebef

## Deleted keys were detected in the following pre-stable discovery artifacts:
container v1beta1 https://github.com/googleapis/google-api-python-client/commit/3c92c46132922d77598527fc98780edca5978ce2
gameservices v1beta https://github.com/googleapis/google-api-python-client/commit/ea5f2216765868a1d6e48995f23b74709ca5ebef

## Discovery Artifact Change Summary:
feat(adexchangebuyer2): update the api https://github.com/googleapis/google-api-python-client/commit/49432a596a9d2e0a014afb2c57cc0ceec37aa403
feat(bigquery): update the api https://github.com/googleapis/google-api-python-client/commit/faedd49d24634e1646e15cb79a983391a6938faa
feat(chromemanagement): update the api https://github.com/googleapis/google-api-python-client/commit/89fc0743cff2c64a438339003fc1c8fdf99938dd
feat(cloudbuild): update the api https://github.com/googleapis/google-api-python-client/commit/8c2010464ec7a8aa6ffe8a044ae44ea0ab199f45
feat(compute): update the api https://github.com/googleapis/google-api-python-client/commit/c2acfdbefef85f8a4696ae467bd61d05db25cf31
feat(contactcenterinsights): update the api https://github.com/googleapis/google-api-python-client/commit/04ba8ef034ac1fd69e8e641c585e762e19078806
feat(container): update the api https://github.com/googleapis/google-api-python-client/commit/3c92c46132922d77598527fc98780edca5978ce2
feat(content): update the api https://github.com/googleapis/google-api-python-client/commit/037b9e1d5c9865af22a3c70dc44542ea3ce547dc
feat(datafusion): update the api https://github.com/googleapis/google-api-python-client/commit/fc6d716e71875ea73036e576bbaafb2826e01e1d
feat(dlp): update the api https://github.com/googleapis/google-api-python-client/commit/08353cbe37fc4c0dcc1311efead553797067417e
feat(documentai): update the api https://github.com/googleapis/google-api-python-client/commit/7974abc07dceffbc9fdb5365b706ed5e1a9899fc
feat(firebaseappcheck): update the api https://github.com/googleapis/google-api-python-client/commit/13220f0704b0d5b954520307a6702efead926e5e
feat(gameservices): update the api https://github.com/googleapis/google-api-python-client/commit/ea5f2216765868a1d6e48995f23b74709ca5ebef
feat(gkehub): update the api https://github.com/googleapis/google-api-python-client/commit/f4ae68ff69c32b5708f1e5f735cb03f3184f7650
feat(healthcare): update the api https://github.com/googleapis/google-api-python-client/commit/5c430ab79811ae3565a83d57ba06e0d48560f791
feat(monitoring): update the api https://github.com/googleapis/google-api-python-client/commit/3ad9f05ae340101c6016e4ceeef52661d0c01e21
feat(networkmanagement): update the api https://github.com/googleapis/google-api-python-client/commit/992b9f851e871feb796485e6af936a3d05899e4e
feat(osconfig): update the api https://github.com/googleapis/google-api-python-client/commit/972e716c233348d6e5d686f3718607a42e7d728a
feat(oslogin): update the api https://github.com/googleapis/google-api-python-client/commit/1ba23c68428c3c07a778f25dc9fc10998022c414
feat(paymentsresellersubscription): update the api https://github.com/googleapis/google-api-python-client/commit/cc7fd94a993048d6ca7cc34e42c4536df6eeb93d
feat(recaptchaenterprise): update the api https://github.com/googleapis/google-api-python-client/commit/2da594c083639420e285d70d26483e46df9fa1a0
feat(redis): update the api https://github.com/googleapis/google-api-python-client/commit/c16b96450466eb72e8122fc8aca0ce010a113350
feat(run): update the api https://github.com/googleapis/google-api-python-client/commit/c502728bfd31e520d4f5f06cc763dc2316cbb221
feat(searchconsole): update the api https://github.com/googleapis/google-api-python-client/commit/eede698004d718213b315b3728793a967a92e87b
feat(speech): update the api https://github.com/googleapis/google-api-python-client/commit/9f0148f2f0f035b9e3c7d73dbd95a8f961ef3eb1
feat(tagmanager): update the api https://github.com/googleapis/google-api-python-client/commit/fe4351bca507192a682440fa52f50eb98cef4434
feat(vmmigration): update the api https://github.com/googleapis/google-api-python-client/commit/d8afe7c7e0a556d31dc904e8878c1bf884a375af
diff --git a/docs/dyn/compute_alpha.machineImages.html b/docs/dyn/compute_alpha.machineImages.html
index bc01707..465fbdf 100644
--- a/docs/dyn/compute_alpha.machineImages.html
+++ b/docs/dyn/compute_alpha.machineImages.html
@@ -142,6 +142,9 @@
   "id": "A String", # [Output Only] The unique identifier for the operation. This identifier is defined by the server.
   "insertTime": "A String", # [Output Only] The time that this operation was requested. This value is in RFC3339 text format.
   "kind": "compute#operation", # [Output Only] Type of the resource. Always `compute#operation` for Operation resources.
+  "metadata": { # [Output Only] Service-specific metadata attached to this operation.
+    "a_key": "", # Properties of the object. Contains field @type with type URL.
+  },
   "name": "A String", # [Output Only] Name of the operation.
   "operationGroupId": "A String", # [Output Only] An ID that represents a group of operations, such as when a group of operations results from a `bulkInsert` API request.
   "operationType": "A String", # [Output Only] The type of operation, such as `insert`, `update`, or `delete`, and so on.
@@ -191,6 +194,277 @@
   "description": "A String", # An optional description of this resource. Provide this property when you create the resource.
   "guestFlush": True or False, # [Input Only] Whether to attempt an application consistent machine image by informing the OS to prepare for the snapshot process. Currently only supported on Windows instances using the Volume Shadow Copy Service (VSS).
   "id": "A String", # [Output Only] A unique identifier for this machine image. The server defines this identifier.
+  "instanceProperties": { # [Output Only] Properties of source instance
+    "advancedMachineFeatures": { # Specifies options for controlling advanced machine features. Options that would traditionally be configured in a BIOS belong here. Features that require operating system support may have corresponding entries in the GuestOsFeatures of an Image (e.g., whether or not the OS in the Image supports nested virtualization being enabled or disabled). # Controls for advanced machine-related behavior features. Note that for MachineImage, this is not supported yet.
+      "enableNestedVirtualization": True or False, # Whether to enable nested virtualization or not (default is false).
+      "enableUefiNetworking": True or False, # Whether to enable UEFI networking for instance creation.
+      "numaNodeCount": 42, # The number of vNUMA nodes.
+      "threadsPerCore": 42, # The number of threads per physical core. To disable simultaneous multithreading (SMT) set this to 1. If unset, the maximum number of threads supported per core by the underlying processor is assumed.
+      "visibleCoreCount": 42, # The number of physical cores to expose to an instance. Multiply by the number of threads per core to compute the total number of virtual CPUs to expose to the instance. If unset, the number of cores is inferred from the instance's nominal CPU count and the underlying platform's SMT width.
+    },
+    "canIpForward": True or False, # Enables instances created based on these properties to send packets with source IP addresses other than their own and receive packets with destination IP addresses other than their own. If these instances will be used as an IP gateway or it will be set as the next-hop in a Route resource, specify true. If unsure, leave this set to false. See the Enable IP forwarding documentation for more information.
+    "confidentialInstanceConfig": { # A set of Confidential Instance options. # Specifies the Confidential Instance options. Note that for MachineImage, this is not supported yet.
+      "enableConfidentialCompute": True or False, # Defines whether the instance should have confidential compute enabled.
+    },
+    "description": "A String", # An optional text description for the instances that are created from these properties.
+    "disks": [ # An array of disks that are associated with the instances that are created from these properties.
+      { # An instance-attached disk resource.
+        "autoDelete": True or False, # Specifies whether the disk will be auto-deleted when the instance is deleted (but not when the disk is detached from the instance).
+        "boot": True or False, # Indicates that this is a boot disk. The virtual machine will use the first partition of the disk for its root filesystem.
+        "deviceName": "A String", # Specifies a unique device name of your choice that is reflected into the /dev/disk/by-id/google-* tree of a Linux operating system running within the instance. This name can be used to reference the device for mounting, resizing, and so on, from within the instance. If not specified, the server chooses a default device name to apply to this disk, in the form persistent-disk-x, where x is a number assigned by Google Compute Engine. This field is only applicable for persistent disks.
+        "diskEncryptionKey": { # Encrypts or decrypts a disk using a customer-supplied encryption key. If you are creating a new disk, this field encrypts the new disk using an encryption key that you provide. If you are attaching an existing disk that is already encrypted, this field decrypts the disk using the customer-supplied encryption key. If you encrypt a disk using a customer-supplied key, you must provide the same key again when you attempt to use this resource at a later time. For example, you must provide the key when you create a snapshot or an image from the disk or when you attach the disk to a virtual machine instance. If you do not provide an encryption key, then the disk will be encrypted using an automatically generated key and you do not need to provide a key to use the disk later. Instance templates do not store customer-supplied encryption keys, so you cannot use your own keys to encrypt disks in a managed instance group.
+          "kmsKeyName": "A String", # The name of the encryption key that is stored in Google Cloud KMS. For example: "kmsKeyName": "projects/kms_project_id/locations/region/keyRings/ key_region/cryptoKeys/key
+          "kmsKeyServiceAccount": "A String", # The service account being used for the encryption request for the given KMS key. If absent, the Compute Engine default service account is used. For example: "kmsKeyServiceAccount": "name@project_id.iam.gserviceaccount.com/
+          "rawKey": "A String", # Specifies a 256-bit customer-supplied encryption key, encoded in RFC 4648 base64 to either encrypt or decrypt this resource. You can provide either the rawKey or the rsaEncryptedKey. For example: "rawKey": "SGVsbG8gZnJvbSBHb29nbGUgQ2xvdWQgUGxhdGZvcm0="
+          "rsaEncryptedKey": "A String", # Specifies an RFC 4648 base64 encoded, RSA-wrapped 2048-bit customer-supplied encryption key to either encrypt or decrypt this resource. You can provide either the rawKey or the rsaEncryptedKey. For example: "rsaEncryptedKey": "ieCx/NcW06PcT7Ep1X6LUTc/hLvUDYyzSZPPVCVPTVEohpeHASqC8uw5TzyO9U+Fka9JFH z0mBibXUInrC/jEk014kCK/NPjYgEMOyssZ4ZINPKxlUh2zn1bV+MCaTICrdmuSBTWlUUiFoD D6PYznLwh8ZNdaheCeZ8ewEXgFQ8V+sDroLaN3Xs3MDTXQEMMoNUXMCZEIpg9Vtp9x2oe==" The key must meet the following requirements before you can provide it to Compute Engine: 1. The key is wrapped using a RSA public key certificate provided by Google. 2. After being wrapped, the key must be encoded in RFC 4648 base64 encoding. Gets the RSA public key certificate provided by Google at: https://cloud-certs.storage.googleapis.com/google-cloud-csek-ingress.pem
+          "sha256": "A String", # [Output only] The RFC 4648 base64 encoded SHA-256 hash of the customer-supplied encryption key that protects this resource.
+        },
+        "diskSizeGb": "A String", # The size of the disk in GB.
+        "forceAttach": True or False, # [Input Only] Whether to force attach the regional disk even if it's currently attached to another instance. If you try to force attach a zonal disk to an instance, you will receive an error.
+        "guestOsFeatures": [ # A list of features to enable on the guest operating system. Applicable only for bootable images. Read Enabling guest operating system features to see a list of available options.
+          { # Guest OS features.
+            "type": "A String", # The ID of a supported feature. Read Enabling guest operating system features to see a list of available options.
+          },
+        ],
+        "index": 42, # [Output Only] A zero-based index to this disk, where 0 is reserved for the boot disk. If you have many disks attached to an instance, each disk would have a unique index number.
+        "initializeParams": { # [Input Only] Specifies the parameters for a new disk that will be created alongside the new instance. Use initialization parameters to create boot disks or local SSDs attached to the new instance. This property is mutually exclusive with the source property; you can only define one or the other, but not both. # [Input Only] Specifies the parameters for a new disk that will be created alongside the new instance. Use initialization parameters to create boot disks or local SSDs attached to the new instance. This property is mutually exclusive with the source property; you can only define one or the other, but not both.
+          "description": "A String", # An optional description. Provide this property when creating the disk.
+          "diskName": "A String", # Specifies the disk name. If not specified, the default is to use the name of the instance. If a disk with the same name already exists in the given region, the existing disk is attached to the new instance and the new disk is not created.
+          "diskSizeGb": "A String", # Specifies the size of the disk in base-2 GB. The size must be at least 10 GB. If you specify a sourceImage, which is required for boot disks, the default size is the size of the sourceImage. If you do not specify a sourceImage, the default disk size is 500 GB.
+          "diskType": "A String", # Specifies the disk type to use to create the instance. If not specified, the default is pd-standard, specified using the full URL. For example: https://www.googleapis.com/compute/v1/projects/project/zones/zone /diskTypes/pd-standard For a full list of acceptable values, see Persistent disk types. If you define this field, you can provide either the full or partial URL. For example, the following are valid values: - https://www.googleapis.com/compute/v1/projects/project/zones/zone /diskTypes/diskType - projects/project/zones/zone/diskTypes/diskType - zones/zone/diskTypes/diskType Note that for InstanceTemplate, this is the name of the disk type, not URL.
+          "guestOsFeatures": [ # A list of features to enable on the guest operating system. Applicable only for bootable images. Read Enabling guest operating system features to see a list of available options. Guest OS features are applied by merging initializeParams.guestOsFeatures and disks.guestOsFeatures
+            { # Guest OS features.
+              "type": "A String", # The ID of a supported feature. Read Enabling guest operating system features to see a list of available options.
+            },
+          ],
+          "interface": "A String", # [Deprecated] Specifies the disk interface to use for attaching this disk, which is either SCSI or NVME. The default is SCSI.
+          "labels": { # Labels to apply to this disk. These can be later modified by the disks.setLabels method. This field is only applicable for persistent disks.
+            "a_key": "A String",
+          },
+          "licenseCodes": [ # Integer license codes indicating which licenses are attached to this disk.
+            "A String",
+          ],
+          "licenses": [ # A list of publicly visible licenses. Reserved for Google's use.
+            "A String",
+          ],
+          "multiWriter": True or False, # Indicates whether or not the disk can be read/write attached to more than one instance.
+          "onUpdateAction": "A String", # Specifies which action to take on instance update with this disk. Default is to use the existing disk.
+          "provisionedIops": "A String", # Indicates how many IOPS to provision for the disk. This sets the number of I/O operations per second that the disk can handle. Values must be between 10,000 and 120,000. For more details, see the Extreme persistent disk documentation.
+          "replicaZones": [ # URLs of the zones where the disk should be replicated to. Only applicable for regional resources.
+            "A String",
+          ],
+          "resourcePolicies": [ # Resource policies applied to this disk for automatic snapshot creations. Specified using the full or partial URL. For instance template, specify only the resource policy name.
+            "A String",
+          ],
+          "sourceImage": "A String", # The source image to create this disk. When creating a new instance, one of initializeParams.sourceImage or initializeParams.sourceSnapshot or disks.source is required except for local SSD. To create a disk with one of the public operating system images, specify the image by its family name. For example, specify family/debian-9 to use the latest Debian 9 image: projects/debian-cloud/global/images/family/debian-9 Alternatively, use a specific version of a public operating system image: projects/debian-cloud/global/images/debian-9-stretch-vYYYYMMDD To create a disk with a custom image that you created, specify the image name in the following format: global/images/my-custom-image You can also specify a custom image by its image family, which returns the latest version of the image in that family. Replace the image name with family/family-name: global/images/family/my-image-family If the source image is deleted later, this field will not be set.
+          "sourceImageEncryptionKey": { # The customer-supplied encryption key of the source image. Required if the source image is protected by a customer-supplied encryption key. Instance templates do not store customer-supplied encryption keys, so you cannot create disks for instances in a managed instance group if the source images are encrypted with your own keys.
+            "kmsKeyName": "A String", # The name of the encryption key that is stored in Google Cloud KMS. For example: "kmsKeyName": "projects/kms_project_id/locations/region/keyRings/ key_region/cryptoKeys/key
+            "kmsKeyServiceAccount": "A String", # The service account being used for the encryption request for the given KMS key. If absent, the Compute Engine default service account is used. For example: "kmsKeyServiceAccount": "name@project_id.iam.gserviceaccount.com/
+            "rawKey": "A String", # Specifies a 256-bit customer-supplied encryption key, encoded in RFC 4648 base64 to either encrypt or decrypt this resource. You can provide either the rawKey or the rsaEncryptedKey. For example: "rawKey": "SGVsbG8gZnJvbSBHb29nbGUgQ2xvdWQgUGxhdGZvcm0="
+            "rsaEncryptedKey": "A String", # Specifies an RFC 4648 base64 encoded, RSA-wrapped 2048-bit customer-supplied encryption key to either encrypt or decrypt this resource. You can provide either the rawKey or the rsaEncryptedKey. For example: "rsaEncryptedKey": "ieCx/NcW06PcT7Ep1X6LUTc/hLvUDYyzSZPPVCVPTVEohpeHASqC8uw5TzyO9U+Fka9JFH z0mBibXUInrC/jEk014kCK/NPjYgEMOyssZ4ZINPKxlUh2zn1bV+MCaTICrdmuSBTWlUUiFoD D6PYznLwh8ZNdaheCeZ8ewEXgFQ8V+sDroLaN3Xs3MDTXQEMMoNUXMCZEIpg9Vtp9x2oe==" The key must meet the following requirements before you can provide it to Compute Engine: 1. The key is wrapped using a RSA public key certificate provided by Google. 2. After being wrapped, the key must be encoded in RFC 4648 base64 encoding. Gets the RSA public key certificate provided by Google at: https://cloud-certs.storage.googleapis.com/google-cloud-csek-ingress.pem
+            "sha256": "A String", # [Output only] The RFC 4648 base64 encoded SHA-256 hash of the customer-supplied encryption key that protects this resource.
+          },
+          "sourceSnapshot": "A String", # The source snapshot to create this disk. When creating a new instance, one of initializeParams.sourceSnapshot or initializeParams.sourceImage or disks.source is required except for local SSD. To create a disk with a snapshot that you created, specify the snapshot name in the following format: global/snapshots/my-backup If the source snapshot is deleted later, this field will not be set.
+          "sourceSnapshotEncryptionKey": { # The customer-supplied encryption key of the source snapshot.
+            "kmsKeyName": "A String", # The name of the encryption key that is stored in Google Cloud KMS. For example: "kmsKeyName": "projects/kms_project_id/locations/region/keyRings/ key_region/cryptoKeys/key
+            "kmsKeyServiceAccount": "A String", # The service account being used for the encryption request for the given KMS key. If absent, the Compute Engine default service account is used. For example: "kmsKeyServiceAccount": "name@project_id.iam.gserviceaccount.com/
+            "rawKey": "A String", # Specifies a 256-bit customer-supplied encryption key, encoded in RFC 4648 base64 to either encrypt or decrypt this resource. You can provide either the rawKey or the rsaEncryptedKey. For example: "rawKey": "SGVsbG8gZnJvbSBHb29nbGUgQ2xvdWQgUGxhdGZvcm0="
+            "rsaEncryptedKey": "A String", # Specifies an RFC 4648 base64 encoded, RSA-wrapped 2048-bit customer-supplied encryption key to either encrypt or decrypt this resource. You can provide either the rawKey or the rsaEncryptedKey. For example: "rsaEncryptedKey": "ieCx/NcW06PcT7Ep1X6LUTc/hLvUDYyzSZPPVCVPTVEohpeHASqC8uw5TzyO9U+Fka9JFH z0mBibXUInrC/jEk014kCK/NPjYgEMOyssZ4ZINPKxlUh2zn1bV+MCaTICrdmuSBTWlUUiFoD D6PYznLwh8ZNdaheCeZ8ewEXgFQ8V+sDroLaN3Xs3MDTXQEMMoNUXMCZEIpg9Vtp9x2oe==" The key must meet the following requirements before you can provide it to Compute Engine: 1. The key is wrapped using a RSA public key certificate provided by Google. 2. After being wrapped, the key must be encoded in RFC 4648 base64 encoding. Gets the RSA public key certificate provided by Google at: https://cloud-certs.storage.googleapis.com/google-cloud-csek-ingress.pem
+            "sha256": "A String", # [Output only] The RFC 4648 base64 encoded SHA-256 hash of the customer-supplied encryption key that protects this resource.
+          },
+        },
+        "interface": "A String", # Specifies the disk interface to use for attaching this disk, which is either SCSI or NVME. The default is SCSI. Persistent disks must always use SCSI and the request will fail if you attempt to attach a persistent disk in any other format than SCSI. Local SSDs can use either NVME or SCSI. For performance characteristics of SCSI over NVMe, see Local SSD performance.
+        "kind": "compute#attachedDisk", # [Output Only] Type of the resource. Always compute#attachedDisk for attached disks.
+        "licenses": [ # [Output Only] Any valid publicly visible licenses.
+          "A String",
+        ],
+        "locked": True or False, # [Output Only] Whether to indicate the attached disk is locked. The locked disk is not allowed to be detached from the instance, or to be used as the source of the snapshot creation, and the image creation. The instance with at least one locked attached disk is not allow to be used as source of machine image creation, instant snapshot creation, and not allowed to be deleted with --keep-disk parameter set to true for locked disks.
+        "mode": "A String", # The mode in which to attach this disk, either READ_WRITE or READ_ONLY. If not specified, the default is to attach the disk in READ_WRITE mode.
+        "savedState": "A String", # For LocalSSD disks on VM Instances in STOPPED or SUSPENDED state, this field is set to PRESERVED if the LocalSSD data has been saved to a persistent location by customer request. (see the discard_local_ssd option on Stop/Suspend). Read-only in the api.
+        "shieldedInstanceInitialState": { # Initial State for shielded instance, these are public keys which are safe to store in public # [Output Only] shielded vm initial state stored on disk
+          "dbs": [ # The Key Database (db).
+            {
+              "content": "A String", # The raw content in the secure keys file.
+              "fileType": "A String", # The file type of source file.
+            },
+          ],
+          "dbxs": [ # The forbidden key database (dbx).
+            {
+              "content": "A String", # The raw content in the secure keys file.
+              "fileType": "A String", # The file type of source file.
+            },
+          ],
+          "keks": [ # The Key Exchange Key (KEK).
+            {
+              "content": "A String", # The raw content in the secure keys file.
+              "fileType": "A String", # The file type of source file.
+            },
+          ],
+          "pk": { # The Platform Key (PK).
+            "content": "A String", # The raw content in the secure keys file.
+            "fileType": "A String", # The file type of source file.
+          },
+        },
+        "source": "A String", # Specifies a valid partial or full URL to an existing Persistent Disk resource. When creating a new instance, one of initializeParams.sourceImage or initializeParams.sourceSnapshot or disks.source is required except for local SSD. If desired, you can also attach existing non-root persistent disks using this property. This field is only applicable for persistent disks. Note that for InstanceTemplate, specify the disk name, not the URL for the disk.
+        "type": "A String", # Specifies the type of the disk, either SCRATCH or PERSISTENT. If not specified, the default is PERSISTENT.
+        "userLicenses": [ # [Output Only] A list of user provided licenses. It represents a list of URLs to the license resource. Unlike regular licenses, user provided licenses can be modified after the disk is created.
+          "A String",
+        ],
+      },
+    ],
+    "displayDevice": { # A set of Display Device options # Display Device properties to enable support for remote display products like: Teradici, VNC and TeamViewer Note that for MachineImage, this is not supported yet.
+      "enableDisplay": True or False, # Defines whether the instance has Display enabled.
+    },
+    "guestAccelerators": [ # A list of guest accelerator cards' type and count to use for instances created from these properties.
+      { # A specification of the type and number of accelerator cards attached to the instance.
+        "acceleratorCount": 42, # The number of the guest accelerator cards exposed to this instance.
+        "acceleratorType": "A String", # Full or partial URL of the accelerator type resource to attach to this instance. For example: projects/my-project/zones/us-central1-c/acceleratorTypes/nvidia-tesla-p100 If you are creating an instance template, specify only the accelerator name. See GPUs on Compute Engine for a full list of accelerator types.
+      },
+    ],
+    "labels": { # Labels to apply to instances that are created from these properties.
+      "a_key": "A String",
+    },
+    "machineType": "A String", # The machine type to use for instances that are created from these properties.
+    "metadata": { # A metadata key/value entry. # The metadata key/value pairs to assign to instances that are created from these properties. These pairs can consist of custom metadata or predefined keys. See Project and instance metadata for more information.
+      "fingerprint": "A String", # Specifies a fingerprint for this request, which is essentially a hash of the metadata's contents and used for optimistic locking. The fingerprint is initially generated by Compute Engine and changes after every request to modify or update metadata. You must always provide an up-to-date fingerprint hash in order to update or change metadata, otherwise the request will fail with error 412 conditionNotMet. To see the latest fingerprint, make a get() request to retrieve the resource.
+      "items": [ # Array of key/value pairs. The total size of all keys and values must be less than 512 KB.
+        { # Metadata
+          "key": "A String", # Key for the metadata entry. Keys must conform to the following regexp: [a-zA-Z0-9-_]+, and be less than 128 bytes in length. This is reflected as part of a URL in the metadata server. Additionally, to avoid ambiguity, keys must not conflict with any other metadata keys for the project.
+          "value": "A String", # Value for the metadata entry. These are free-form strings, and only have meaning as interpreted by the image running in the instance. The only restriction placed on values is that their size must be less than or equal to 262144 bytes (256 KiB).
+        },
+      ],
+      "kind": "compute#metadata", # [Output Only] Type of the resource. Always compute#metadata for metadata.
+    },
+    "minCpuPlatform": "A String", # Minimum cpu/platform to be used by instances. The instance may be scheduled on the specified or newer cpu/platform. Applicable values are the friendly names of CPU platforms, such as minCpuPlatform: "Intel Haswell" or minCpuPlatform: "Intel Sandy Bridge". For more information, read Specifying a Minimum CPU Platform.
+    "networkInterfaces": [ # An array of network access configurations for this interface.
+      { # A network interface resource attached to an instance.
+        "accessConfigs": [ # An array of configurations for this interface. Currently, only one access config, ONE_TO_ONE_NAT, is supported. If there are no accessConfigs specified, then this instance will have no external internet access.
+          { # An access configuration attached to an instance's network interface. Only one access config per instance is supported.
+            "externalIpv6": "A String", # [Output Only] The first IPv6 address of the external IPv6 range associated with this instance, prefix length is stored in externalIpv6PrefixLength in ipv6AccessConfig. The field is output only, an IPv6 address from a subnetwork associated with the instance will be allocated dynamically.
+            "externalIpv6PrefixLength": 42, # [Output Only] The prefix length of the external IPv6 range.
+            "kind": "compute#accessConfig", # [Output Only] Type of the resource. Always compute#accessConfig for access configs.
+            "name": "A String", # The name of this access configuration. The default and recommended name is External NAT, but you can use any arbitrary string, such as My external IP or Network Access.
+            "natIP": "A String", # An external IP address associated with this instance. Specify an unused static external IP address available to the project or leave this field undefined to use an IP from a shared ephemeral IP address pool. If you specify a static external IP address, it must live in the same region as the zone of the instance.
+            "networkTier": "A String", # This signifies the networking tier used for configuring this access configuration and can only take the following values: PREMIUM, STANDARD. If an AccessConfig is specified without a valid external IP address, an ephemeral IP will be created with this networkTier. If an AccessConfig with a valid external IP address is specified, it must match that of the networkTier associated with the Address resource owning that IP.
+            "publicDnsName": "A String", # [Output Only] The public DNS domain name for the instance.
+            "publicPtrDomainName": "A String", # The DNS domain name for the public PTR record. You can set this field only if the `setPublicPtr` field is enabled in accessConfig. If this field is unspecified in ipv6AccessConfig, a default PTR record will be createc for first IP in associated external IPv6 range.
+            "setPublicDns": True or False, # Specifies whether a public DNS 'A' record should be created for the external IP address of this access configuration.
+            "setPublicPtr": True or False, # Specifies whether a public DNS 'PTR' record should be created to map the external IP address of the instance to a DNS domain name. This field is not used in ipv6AccessConfig. A default PTR record will be created if the VM has external IPv6 range associated.
+            "type": "ONE_TO_ONE_NAT", # The type of configuration. The default and only option is ONE_TO_ONE_NAT.
+          },
+        ],
+        "aliasIpRanges": [ # An array of alias IP ranges for this network interface. You can only specify this field for network interfaces in VPC networks.
+          { # An alias IP range attached to an instance's network interface.
+            "ipCidrRange": "A String", # The IP alias ranges to allocate for this interface. This IP CIDR range must belong to the specified subnetwork and cannot contain IP addresses reserved by system or used by other network interfaces. This range may be a single IP address (such as 10.2.3.4), a netmask (such as /24) or a CIDR-formatted string (such as 10.1.2.0/24).
+            "subnetworkRangeName": "A String", # The name of a subnetwork secondary IP range from which to allocate an IP alias range. If not specified, the primary range of the subnetwork is used.
+          },
+        ],
+        "fingerprint": "A String", # Fingerprint hash of contents stored in this network interface. This field will be ignored when inserting an Instance or adding a NetworkInterface. An up-to-date fingerprint must be provided in order to update the NetworkInterface. The request will fail with error 400 Bad Request if the fingerprint is not provided, or 412 Precondition Failed if the fingerprint is out of date.
+        "internalIpv6PrefixLength": 42, # [Output Only] The prefix length of the primary internal IPv6 range.
+        "ipv6AccessConfigs": [ # An array of IPv6 access configurations for this interface. Currently, only one IPv6 access config, DIRECT_IPV6, is supported. If there is no ipv6AccessConfig specified, then this instance will have no external IPv6 Internet access.
+          { # An access configuration attached to an instance's network interface. Only one access config per instance is supported.
+            "externalIpv6": "A String", # [Output Only] The first IPv6 address of the external IPv6 range associated with this instance, prefix length is stored in externalIpv6PrefixLength in ipv6AccessConfig. The field is output only, an IPv6 address from a subnetwork associated with the instance will be allocated dynamically.
+            "externalIpv6PrefixLength": 42, # [Output Only] The prefix length of the external IPv6 range.
+            "kind": "compute#accessConfig", # [Output Only] Type of the resource. Always compute#accessConfig for access configs.
+            "name": "A String", # The name of this access configuration. The default and recommended name is External NAT, but you can use any arbitrary string, such as My external IP or Network Access.
+            "natIP": "A String", # An external IP address associated with this instance. Specify an unused static external IP address available to the project or leave this field undefined to use an IP from a shared ephemeral IP address pool. If you specify a static external IP address, it must live in the same region as the zone of the instance.
+            "networkTier": "A String", # This signifies the networking tier used for configuring this access configuration and can only take the following values: PREMIUM, STANDARD. If an AccessConfig is specified without a valid external IP address, an ephemeral IP will be created with this networkTier. If an AccessConfig with a valid external IP address is specified, it must match that of the networkTier associated with the Address resource owning that IP.
+            "publicDnsName": "A String", # [Output Only] The public DNS domain name for the instance.
+            "publicPtrDomainName": "A String", # The DNS domain name for the public PTR record. You can set this field only if the `setPublicPtr` field is enabled in accessConfig. If this field is unspecified in ipv6AccessConfig, a default PTR record will be createc for first IP in associated external IPv6 range.
+            "setPublicDns": True or False, # Specifies whether a public DNS 'A' record should be created for the external IP address of this access configuration.
+            "setPublicPtr": True or False, # Specifies whether a public DNS 'PTR' record should be created to map the external IP address of the instance to a DNS domain name. This field is not used in ipv6AccessConfig. A default PTR record will be created if the VM has external IPv6 range associated.
+            "type": "ONE_TO_ONE_NAT", # The type of configuration. The default and only option is ONE_TO_ONE_NAT.
+          },
+        ],
+        "ipv6AccessType": "A String", # [Output Only] One of EXTERNAL, INTERNAL to indicate whether the IP can be accessed from the Internet. This field is always inherited from its subnetwork. Valid only if stackType is IPV4_IPV6.
+        "ipv6Address": "A String", # [Output Only] An IPv6 internal network address for this network interface.
+        "kind": "compute#networkInterface", # [Output Only] Type of the resource. Always compute#networkInterface for network interfaces.
+        "name": "A String", # [Output Only] The name of the network interface, which is generated by the server. For network devices, these are eth0, eth1, etc.
+        "network": "A String", # URL of the network resource for this instance. When creating an instance, if neither the network nor the subnetwork is specified, the default network global/networks/default is used; if the network is not specified but the subnetwork is specified, the network is inferred. If you specify this property, you can specify the network as a full or partial URL. For example, the following are all valid URLs: - https://www.googleapis.com/compute/v1/projects/project/global/networks/ network - projects/project/global/networks/network - global/networks/default
+        "networkIP": "A String", # An IPv4 internal IP address to assign to the instance for this network interface. If not specified by the user, an unused internal IP is assigned by the system.
+        "nicType": "A String", # The type of vNIC to be used on this interface. This may be gVNIC or VirtioNet.
+        "queueCount": 42, # The networking queue count that's specified by users for the network interface. Both Rx and Tx queues will be set to this number. It'll be empty if not specified by the users.
+        "stackType": "A String", # The stack type for this network interface to identify whether the IPv6 feature is enabled or not. If not specified, IPV4_ONLY will be used. This field can be both set at instance creation and update network interface operations.
+        "subinterfaces": [ # SubInterfaces help enable L2 communication for the instance over subnetworks that support L2. Every network interface will get a default untagged (vlan not specified) subinterface. Users can specify additional tagged subinterfaces which are sub-fields to the Network Interface.
+          {
+            "ipAddress": "A String", # An IPv4 internal IP address to assign to the instance for this subinterface. If specified, ip_allocation_mode should be set to ALLOCATE_IP.
+            "ipAllocationMode": "A String",
+            "subnetwork": "A String", # If specified, this subnetwork must belong to the same network as that of the network interface. If not specified the subnet of network interface will be used. If you specify this property, you can specify the subnetwork as a full or partial URL. For example, the following are all valid URLs: - https://www.googleapis.com/compute/v1/projects/project/regions/region /subnetworks/subnetwork - regions/region/subnetworks/subnetwork
+            "vlan": 42, # VLAN tag. Should match the VLAN(s) supported by the subnetwork to which this subinterface is connecting.
+          },
+        ],
+        "subnetwork": "A String", # The URL of the Subnetwork resource for this instance. If the network resource is in legacy mode, do not specify this field. If the network is in auto subnet mode, specifying the subnetwork is optional. If the network is in custom subnet mode, specifying the subnetwork is required. If you specify this field, you can specify the subnetwork as a full or partial URL. For example, the following are all valid URLs: - https://www.googleapis.com/compute/v1/projects/project/regions/region /subnetworks/subnetwork - regions/region/subnetworks/subnetwork
+      },
+    ],
+    "networkPerformanceConfig": { # Note that for MachineImage, this is not supported yet.
+      "externalIpEgressBandwidthTier": "A String",
+      "totalEgressBandwidthTier": "A String",
+    },
+    "postKeyRevocationActionType": "A String", # PostKeyRevocationActionType of the instance.
+    "privateIpv6GoogleAccess": "A String", # The private IPv6 google access type for VMs. If not specified, use INHERIT_FROM_SUBNETWORK as default. Note that for MachineImage, this is not supported yet.
+    "reservationAffinity": { # Specifies the reservations that this instance can consume from. # Specifies the reservations that instances can consume from. Note that for MachineImage, this is not supported yet.
+      "consumeReservationType": "A String", # Specifies the type of reservation from which this instance can consume resources: ANY_RESERVATION (default), SPECIFIC_RESERVATION, or NO_RESERVATION. See Consuming reserved instances for examples.
+      "key": "A String", # Corresponds to the label key of a reservation resource. To target a SPECIFIC_RESERVATION by name, specify googleapis.com/reservation-name as the key and specify the name of your reservation as its value.
+      "values": [ # Corresponds to the label values of a reservation resource. This can be either a name to a reservation in the same project or "projects/different-project/reservations/some-reservation-name" to target a shared reservation in the same zone but in a different project.
+        "A String",
+      ],
+    },
+    "resourcePolicies": [ # Resource policies (names, not ULRs) applied to instances created from these properties. Note that for MachineImage, this is not supported yet.
+      "A String",
+    ],
+    "scheduling": { # Sets the scheduling options for an Instance. NextID: 21 # Specifies the scheduling options for the instances that are created from these properties.
+      "automaticRestart": True or False, # Specifies whether the instance should be automatically restarted if it is terminated by Compute Engine (not terminated by a user). You can only set the automatic restart option for standard instances. Preemptible instances cannot be automatically restarted. By default, this is set to true so an instance is automatically restarted if it is terminated by Compute Engine.
+      "availabilityDomain": 42, # Specifies the availability domain (AD), which this instance should be scheduled on. The AD belongs to the spread GroupPlacementPolicy resource policy that has been assigned to the instance. Specify a value between 1-max count of availability domains in your GroupPlacementPolicy. See go/placement-policy-extension for more details.
+      "currentCpus": 42, # Current number of vCPUs available for VM. 0 or unset means default vCPUs of the current machine type.
+      "currentMemoryMb": "A String", # Current amount of memory (in MB) available for VM. 0 or unset means default amount of memory of the current machine type.
+      "hostErrorTimeoutSeconds": 42, # Specify the time in seconds for host error detection, the value must be within the range of [90, 330] with the increment of 30, if unset, the default behavior of host error recovery will be used.
+      "instanceTerminationAction": "A String", # Specifies the termination action for the instance.
+      "latencyTolerant": True or False, # Defines whether the instance is tolerant of higher cpu latency. This can only be set during instance creation, or when the instance is not currently running. It must not be set if the preemptible option is also set.
+      "locationHint": "A String", # An opaque location hint used to place the instance close to other resources. This field is for use by internal tools that use the public API.
+      "maintenanceFreezeDurationHours": 42, # Specifies the number of hours after VM instance creation where the VM won't be scheduled for maintenance.
+      "maintenanceInterval": "A String", # For more information about maintenance intervals, see Setting maintenance intervals.
+      "minNodeCpus": 42, # The minimum number of virtual CPUs this instance will consume when running on a sole-tenant node.
+      "nodeAffinities": [ # A set of node affinity and anti-affinity configurations. Refer to Configuring node affinity for more information. Overrides reservationAffinity.
+        { # Node Affinity: the configuration of desired nodes onto which this Instance could be scheduled.
+          "key": "A String", # Corresponds to the label key of Node resource.
+          "operator": "A String", # Defines the operation of node selection. Valid operators are IN for affinity and NOT_IN for anti-affinity.
+          "values": [ # Corresponds to the label values of Node resource.
+            "A String",
+          ],
+        },
+      ],
+      "onHostMaintenance": "A String", # Defines the maintenance behavior for this instance. For standard instances, the default behavior is MIGRATE. For preemptible instances, the default and only possible behavior is TERMINATE. For more information, see Setting Instance Scheduling Options.
+      "preemptible": True or False, # Defines whether the instance is preemptible. This can only be set during instance creation or while the instance is stopped and therefore, in a `TERMINATED` state. See Instance Life Cycle for more information on the possible instance states.
+      "provisioningModel": "A String", # Specifies the provisioning model of the instance.
+    },
+    "secureTags": [ # [Input Only] Secure tags to apply to this instance. Maximum number of secure tags allowed is 50. Note that for MachineImage, this is not supported yet.
+      "A String",
+    ],
+    "serviceAccounts": [ # A list of service accounts with specified scopes. Access tokens for these service accounts are available to the instances that are created from these properties. Use metadata queries to obtain the access tokens for these instances.
+      { # A service account.
+        "email": "A String", # Email address of the service account.
+        "scopes": [ # The list of scopes to be made available for this service account.
+          "A String",
+        ],
+      },
+    ],
+    "shieldedInstanceConfig": { # A set of Shielded Instance options. # Note that for MachineImage, this is not supported yet.
+      "enableIntegrityMonitoring": True or False, # Defines whether the instance has integrity monitoring enabled. Enabled by default.
+      "enableSecureBoot": True or False, # Defines whether the instance has Secure Boot enabled. Disabled by default.
+      "enableVtpm": True or False, # Defines whether the instance has the vTPM enabled. Enabled by default.
+    },
+    "shieldedVmConfig": { # A set of Shielded VM options. # Specifies the Shielded VM options for the instances that are created from these properties.
+      "enableIntegrityMonitoring": True or False, # Defines whether the instance has integrity monitoring enabled.
+      "enableSecureBoot": True or False, # Defines whether the instance has Secure Boot enabled.
+      "enableVtpm": True or False, # Defines whether the instance has the vTPM enabled.
+    },
+    "tags": { # A set of instance tags. # A list of tags to apply to the instances that are created from these properties. The tags identify valid sources or targets for network firewalls. The setTags method can modify this list of tags. Each tag within the list must comply with RFC1035.
+      "fingerprint": "A String", # Specifies a fingerprint for this request, which is essentially a hash of the tags' contents and used for optimistic locking. The fingerprint is initially generated by Compute Engine and changes after every request to modify or update tags. You must always provide an up-to-date fingerprint hash in order to update or change tags. To see the latest fingerprint, make get() request to the instance.
+      "items": [ # An array of tags. Each tag must be 1-63 characters long, and comply with RFC1035.
+        "A String",
+      ],
+    },
+  },
   "kind": "compute#machineImage", # [Output Only] The resource type, which is always compute#machineImage for machine image.
   "machineImageEncryptionKey": { # Encrypts the machine image using a customer-supplied encryption key. After you encrypt a machine image using a customer-supplied key, you must provide the same key if you use the machine image later. For example, you must provide the encryption key when you create an instance from the encrypted machine image in a future request. Customer-supplied encryption keys do not protect access to metadata of the machine image. If you do not provide an encryption key when creating the machine image, then the machine image will be encrypted using an automatically generated key and you do not need to provide a key to use the machine image later.
     "kmsKeyName": "A String", # The name of the encryption key that is stored in Google Cloud KMS. For example: "kmsKeyName": "projects/kms_project_id/locations/region/keyRings/ key_region/cryptoKeys/key
@@ -201,6 +475,14 @@
   },
   "name": "A String", # Name of the resource; provided by the client when the resource is created. The name must be 1-63 characters long, and comply with RFC1035. Specifically, the name must be 1-63 characters long and match the regular expression `[a-z]([-a-z0-9]*[a-z0-9])?` which means the first character must be a lowercase letter, and all following characters must be a dash, lowercase letter, or digit, except the last character, which cannot be a dash.
   "satisfiesPzs": True or False, # [Output Only] Reserved for future use.
+  "savedDisks": [ # An array of Machine Image specific properties for disks attached to the source instance
+    { # An instance-attached disk resource.
+      "kind": "compute#savedDisk", # [Output Only] Type of the resource. Always compute#savedDisk for attached disks.
+      "sourceDisk": "A String", # Specifies a URL of the disk attached to the source instance.
+      "storageBytes": "A String", # [Output Only] Size of the individual disk snapshot used by this machine image.
+      "storageBytesStatus": "A String", # [Output Only] An indicator whether storageBytes is in a stable state or it is being adjusted as a result of shared storage reallocation. This status can either be UPDATING, meaning the size of the snapshot is being updated, or UP_TO_DATE, meaning the size of the snapshot is up-to-date.
+    },
+  ],
   "selfLink": "A String", # [Output Only] The URL for this machine image. The server defines this URL.
   "selfLinkWithId": "A String", # [Output Only] Server-defined URL for this resource with the resource id.
   "sourceDiskEncryptionKeys": [ # [Input Only] The customer-supplied encryption key of the disks attached to the source instance. Required if the source disk is protected by a customer-supplied encryption key.
@@ -284,9 +566,9 @@
             "natIP": "A String", # An external IP address associated with this instance. Specify an unused static external IP address available to the project or leave this field undefined to use an IP from a shared ephemeral IP address pool. If you specify a static external IP address, it must live in the same region as the zone of the instance.
             "networkTier": "A String", # This signifies the networking tier used for configuring this access configuration and can only take the following values: PREMIUM, STANDARD. If an AccessConfig is specified without a valid external IP address, an ephemeral IP will be created with this networkTier. If an AccessConfig with a valid external IP address is specified, it must match that of the networkTier associated with the Address resource owning that IP.
             "publicDnsName": "A String", # [Output Only] The public DNS domain name for the instance.
-            "publicPtrDomainName": "A String", # The DNS domain name for the public PTR record. You can set this field only if the `setPublicPtr` field is enabled.
+            "publicPtrDomainName": "A String", # The DNS domain name for the public PTR record. You can set this field only if the `setPublicPtr` field is enabled in accessConfig. If this field is unspecified in ipv6AccessConfig, a default PTR record will be createc for first IP in associated external IPv6 range.
             "setPublicDns": True or False, # Specifies whether a public DNS 'A' record should be created for the external IP address of this access configuration.
-            "setPublicPtr": True or False, # Specifies whether a public DNS 'PTR' record should be created to map the external IP address of the instance to a DNS domain name.
+            "setPublicPtr": True or False, # Specifies whether a public DNS 'PTR' record should be created to map the external IP address of the instance to a DNS domain name. This field is not used in ipv6AccessConfig. A default PTR record will be created if the VM has external IPv6 range associated.
             "type": "ONE_TO_ONE_NAT", # The type of configuration. The default and only option is ONE_TO_ONE_NAT.
           },
         ],
@@ -307,9 +589,9 @@
             "natIP": "A String", # An external IP address associated with this instance. Specify an unused static external IP address available to the project or leave this field undefined to use an IP from a shared ephemeral IP address pool. If you specify a static external IP address, it must live in the same region as the zone of the instance.
             "networkTier": "A String", # This signifies the networking tier used for configuring this access configuration and can only take the following values: PREMIUM, STANDARD. If an AccessConfig is specified without a valid external IP address, an ephemeral IP will be created with this networkTier. If an AccessConfig with a valid external IP address is specified, it must match that of the networkTier associated with the Address resource owning that IP.
             "publicDnsName": "A String", # [Output Only] The public DNS domain name for the instance.
-            "publicPtrDomainName": "A String", # The DNS domain name for the public PTR record. You can set this field only if the `setPublicPtr` field is enabled.
+            "publicPtrDomainName": "A String", # The DNS domain name for the public PTR record. You can set this field only if the `setPublicPtr` field is enabled in accessConfig. If this field is unspecified in ipv6AccessConfig, a default PTR record will be createc for first IP in associated external IPv6 range.
             "setPublicDns": True or False, # Specifies whether a public DNS 'A' record should be created for the external IP address of this access configuration.
-            "setPublicPtr": True or False, # Specifies whether a public DNS 'PTR' record should be created to map the external IP address of the instance to a DNS domain name.
+            "setPublicPtr": True or False, # Specifies whether a public DNS 'PTR' record should be created to map the external IP address of the instance to a DNS domain name. This field is not used in ipv6AccessConfig. A default PTR record will be created if the VM has external IPv6 range associated.
             "type": "ONE_TO_ONE_NAT", # The type of configuration. The default and only option is ONE_TO_ONE_NAT.
           },
         ],
@@ -333,7 +615,7 @@
         "subnetwork": "A String", # The URL of the Subnetwork resource for this instance. If the network resource is in legacy mode, do not specify this field. If the network is in auto subnet mode, specifying the subnetwork is optional. If the network is in custom subnet mode, specifying the subnetwork is required. If you specify this field, you can specify the subnetwork as a full or partial URL. For example, the following are all valid URLs: - https://www.googleapis.com/compute/v1/projects/project/regions/region /subnetworks/subnetwork - regions/region/subnetworks/subnetwork
       },
     ],
-    "postKeyRevocationActionType": "A String", # PostKeyRevocationActionType of the instance. (will be deprecated soon)
+    "postKeyRevocationActionType": "A String", # PostKeyRevocationActionType of the instance.
     "scheduling": { # Sets the scheduling options for an Instance. NextID: 21 # Specifies the scheduling options for the instances that are created from this machine image.
       "automaticRestart": True or False, # Specifies whether the instance should be automatically restarted if it is terminated by Compute Engine (not terminated by a user). You can only set the automatic restart option for standard instances. Preemptible instances cannot be automatically restarted. By default, this is set to true so an instance is automatically restarted if it is terminated by Compute Engine.
       "availabilityDomain": 42, # Specifies the availability domain (AD), which this instance should be scheduled on. The AD belongs to the spread GroupPlacementPolicy resource policy that has been assigned to the instance. Specify a value between 1-max count of availability domains in your GroupPlacementPolicy. See go/placement-policy-extension for more details.
@@ -500,6 +782,277 @@
   "description": "A String", # An optional description of this resource. Provide this property when you create the resource.
   "guestFlush": True or False, # [Input Only] Whether to attempt an application consistent machine image by informing the OS to prepare for the snapshot process. Currently only supported on Windows instances using the Volume Shadow Copy Service (VSS).
   "id": "A String", # [Output Only] A unique identifier for this machine image. The server defines this identifier.
+  "instanceProperties": { # [Output Only] Properties of source instance
+    "advancedMachineFeatures": { # Specifies options for controlling advanced machine features. Options that would traditionally be configured in a BIOS belong here. Features that require operating system support may have corresponding entries in the GuestOsFeatures of an Image (e.g., whether or not the OS in the Image supports nested virtualization being enabled or disabled). # Controls for advanced machine-related behavior features. Note that for MachineImage, this is not supported yet.
+      "enableNestedVirtualization": True or False, # Whether to enable nested virtualization or not (default is false).
+      "enableUefiNetworking": True or False, # Whether to enable UEFI networking for instance creation.
+      "numaNodeCount": 42, # The number of vNUMA nodes.
+      "threadsPerCore": 42, # The number of threads per physical core. To disable simultaneous multithreading (SMT) set this to 1. If unset, the maximum number of threads supported per core by the underlying processor is assumed.
+      "visibleCoreCount": 42, # The number of physical cores to expose to an instance. Multiply by the number of threads per core to compute the total number of virtual CPUs to expose to the instance. If unset, the number of cores is inferred from the instance's nominal CPU count and the underlying platform's SMT width.
+    },
+    "canIpForward": True or False, # Enables instances created based on these properties to send packets with source IP addresses other than their own and receive packets with destination IP addresses other than their own. If these instances will be used as an IP gateway or it will be set as the next-hop in a Route resource, specify true. If unsure, leave this set to false. See the Enable IP forwarding documentation for more information.
+    "confidentialInstanceConfig": { # A set of Confidential Instance options. # Specifies the Confidential Instance options. Note that for MachineImage, this is not supported yet.
+      "enableConfidentialCompute": True or False, # Defines whether the instance should have confidential compute enabled.
+    },
+    "description": "A String", # An optional text description for the instances that are created from these properties.
+    "disks": [ # An array of disks that are associated with the instances that are created from these properties.
+      { # An instance-attached disk resource.
+        "autoDelete": True or False, # Specifies whether the disk will be auto-deleted when the instance is deleted (but not when the disk is detached from the instance).
+        "boot": True or False, # Indicates that this is a boot disk. The virtual machine will use the first partition of the disk for its root filesystem.
+        "deviceName": "A String", # Specifies a unique device name of your choice that is reflected into the /dev/disk/by-id/google-* tree of a Linux operating system running within the instance. This name can be used to reference the device for mounting, resizing, and so on, from within the instance. If not specified, the server chooses a default device name to apply to this disk, in the form persistent-disk-x, where x is a number assigned by Google Compute Engine. This field is only applicable for persistent disks.
+        "diskEncryptionKey": { # Encrypts or decrypts a disk using a customer-supplied encryption key. If you are creating a new disk, this field encrypts the new disk using an encryption key that you provide. If you are attaching an existing disk that is already encrypted, this field decrypts the disk using the customer-supplied encryption key. If you encrypt a disk using a customer-supplied key, you must provide the same key again when you attempt to use this resource at a later time. For example, you must provide the key when you create a snapshot or an image from the disk or when you attach the disk to a virtual machine instance. If you do not provide an encryption key, then the disk will be encrypted using an automatically generated key and you do not need to provide a key to use the disk later. Instance templates do not store customer-supplied encryption keys, so you cannot use your own keys to encrypt disks in a managed instance group.
+          "kmsKeyName": "A String", # The name of the encryption key that is stored in Google Cloud KMS. For example: "kmsKeyName": "projects/kms_project_id/locations/region/keyRings/ key_region/cryptoKeys/key
+          "kmsKeyServiceAccount": "A String", # The service account being used for the encryption request for the given KMS key. If absent, the Compute Engine default service account is used. For example: "kmsKeyServiceAccount": "name@project_id.iam.gserviceaccount.com/
+          "rawKey": "A String", # Specifies a 256-bit customer-supplied encryption key, encoded in RFC 4648 base64 to either encrypt or decrypt this resource. You can provide either the rawKey or the rsaEncryptedKey. For example: "rawKey": "SGVsbG8gZnJvbSBHb29nbGUgQ2xvdWQgUGxhdGZvcm0="
+          "rsaEncryptedKey": "A String", # Specifies an RFC 4648 base64 encoded, RSA-wrapped 2048-bit customer-supplied encryption key to either encrypt or decrypt this resource. You can provide either the rawKey or the rsaEncryptedKey. For example: "rsaEncryptedKey": "ieCx/NcW06PcT7Ep1X6LUTc/hLvUDYyzSZPPVCVPTVEohpeHASqC8uw5TzyO9U+Fka9JFH z0mBibXUInrC/jEk014kCK/NPjYgEMOyssZ4ZINPKxlUh2zn1bV+MCaTICrdmuSBTWlUUiFoD D6PYznLwh8ZNdaheCeZ8ewEXgFQ8V+sDroLaN3Xs3MDTXQEMMoNUXMCZEIpg9Vtp9x2oe==" The key must meet the following requirements before you can provide it to Compute Engine: 1. The key is wrapped using a RSA public key certificate provided by Google. 2. After being wrapped, the key must be encoded in RFC 4648 base64 encoding. Gets the RSA public key certificate provided by Google at: https://cloud-certs.storage.googleapis.com/google-cloud-csek-ingress.pem
+          "sha256": "A String", # [Output only] The RFC 4648 base64 encoded SHA-256 hash of the customer-supplied encryption key that protects this resource.
+        },
+        "diskSizeGb": "A String", # The size of the disk in GB.
+        "forceAttach": True or False, # [Input Only] Whether to force attach the regional disk even if it's currently attached to another instance. If you try to force attach a zonal disk to an instance, you will receive an error.
+        "guestOsFeatures": [ # A list of features to enable on the guest operating system. Applicable only for bootable images. Read Enabling guest operating system features to see a list of available options.
+          { # Guest OS features.
+            "type": "A String", # The ID of a supported feature. Read Enabling guest operating system features to see a list of available options.
+          },
+        ],
+        "index": 42, # [Output Only] A zero-based index to this disk, where 0 is reserved for the boot disk. If you have many disks attached to an instance, each disk would have a unique index number.
+        "initializeParams": { # [Input Only] Specifies the parameters for a new disk that will be created alongside the new instance. Use initialization parameters to create boot disks or local SSDs attached to the new instance. This property is mutually exclusive with the source property; you can only define one or the other, but not both. # [Input Only] Specifies the parameters for a new disk that will be created alongside the new instance. Use initialization parameters to create boot disks or local SSDs attached to the new instance. This property is mutually exclusive with the source property; you can only define one or the other, but not both.
+          "description": "A String", # An optional description. Provide this property when creating the disk.
+          "diskName": "A String", # Specifies the disk name. If not specified, the default is to use the name of the instance. If a disk with the same name already exists in the given region, the existing disk is attached to the new instance and the new disk is not created.
+          "diskSizeGb": "A String", # Specifies the size of the disk in base-2 GB. The size must be at least 10 GB. If you specify a sourceImage, which is required for boot disks, the default size is the size of the sourceImage. If you do not specify a sourceImage, the default disk size is 500 GB.
+          "diskType": "A String", # Specifies the disk type to use to create the instance. If not specified, the default is pd-standard, specified using the full URL. For example: https://www.googleapis.com/compute/v1/projects/project/zones/zone /diskTypes/pd-standard For a full list of acceptable values, see Persistent disk types. If you define this field, you can provide either the full or partial URL. For example, the following are valid values: - https://www.googleapis.com/compute/v1/projects/project/zones/zone /diskTypes/diskType - projects/project/zones/zone/diskTypes/diskType - zones/zone/diskTypes/diskType Note that for InstanceTemplate, this is the name of the disk type, not URL.
+          "guestOsFeatures": [ # A list of features to enable on the guest operating system. Applicable only for bootable images. Read Enabling guest operating system features to see a list of available options. Guest OS features are applied by merging initializeParams.guestOsFeatures and disks.guestOsFeatures
+            { # Guest OS features.
+              "type": "A String", # The ID of a supported feature. Read Enabling guest operating system features to see a list of available options.
+            },
+          ],
+          "interface": "A String", # [Deprecated] Specifies the disk interface to use for attaching this disk, which is either SCSI or NVME. The default is SCSI.
+          "labels": { # Labels to apply to this disk. These can be later modified by the disks.setLabels method. This field is only applicable for persistent disks.
+            "a_key": "A String",
+          },
+          "licenseCodes": [ # Integer license codes indicating which licenses are attached to this disk.
+            "A String",
+          ],
+          "licenses": [ # A list of publicly visible licenses. Reserved for Google's use.
+            "A String",
+          ],
+          "multiWriter": True or False, # Indicates whether or not the disk can be read/write attached to more than one instance.
+          "onUpdateAction": "A String", # Specifies which action to take on instance update with this disk. Default is to use the existing disk.
+          "provisionedIops": "A String", # Indicates how many IOPS to provision for the disk. This sets the number of I/O operations per second that the disk can handle. Values must be between 10,000 and 120,000. For more details, see the Extreme persistent disk documentation.
+          "replicaZones": [ # URLs of the zones where the disk should be replicated to. Only applicable for regional resources.
+            "A String",
+          ],
+          "resourcePolicies": [ # Resource policies applied to this disk for automatic snapshot creations. Specified using the full or partial URL. For instance template, specify only the resource policy name.
+            "A String",
+          ],
+          "sourceImage": "A String", # The source image to create this disk. When creating a new instance, one of initializeParams.sourceImage or initializeParams.sourceSnapshot or disks.source is required except for local SSD. To create a disk with one of the public operating system images, specify the image by its family name. For example, specify family/debian-9 to use the latest Debian 9 image: projects/debian-cloud/global/images/family/debian-9 Alternatively, use a specific version of a public operating system image: projects/debian-cloud/global/images/debian-9-stretch-vYYYYMMDD To create a disk with a custom image that you created, specify the image name in the following format: global/images/my-custom-image You can also specify a custom image by its image family, which returns the latest version of the image in that family. Replace the image name with family/family-name: global/images/family/my-image-family If the source image is deleted later, this field will not be set.
+          "sourceImageEncryptionKey": { # The customer-supplied encryption key of the source image. Required if the source image is protected by a customer-supplied encryption key. Instance templates do not store customer-supplied encryption keys, so you cannot create disks for instances in a managed instance group if the source images are encrypted with your own keys.
+            "kmsKeyName": "A String", # The name of the encryption key that is stored in Google Cloud KMS. For example: "kmsKeyName": "projects/kms_project_id/locations/region/keyRings/ key_region/cryptoKeys/key
+            "kmsKeyServiceAccount": "A String", # The service account being used for the encryption request for the given KMS key. If absent, the Compute Engine default service account is used. For example: "kmsKeyServiceAccount": "name@project_id.iam.gserviceaccount.com/
+            "rawKey": "A String", # Specifies a 256-bit customer-supplied encryption key, encoded in RFC 4648 base64 to either encrypt or decrypt this resource. You can provide either the rawKey or the rsaEncryptedKey. For example: "rawKey": "SGVsbG8gZnJvbSBHb29nbGUgQ2xvdWQgUGxhdGZvcm0="
+            "rsaEncryptedKey": "A String", # Specifies an RFC 4648 base64 encoded, RSA-wrapped 2048-bit customer-supplied encryption key to either encrypt or decrypt this resource. You can provide either the rawKey or the rsaEncryptedKey. For example: "rsaEncryptedKey": "ieCx/NcW06PcT7Ep1X6LUTc/hLvUDYyzSZPPVCVPTVEohpeHASqC8uw5TzyO9U+Fka9JFH z0mBibXUInrC/jEk014kCK/NPjYgEMOyssZ4ZINPKxlUh2zn1bV+MCaTICrdmuSBTWlUUiFoD D6PYznLwh8ZNdaheCeZ8ewEXgFQ8V+sDroLaN3Xs3MDTXQEMMoNUXMCZEIpg9Vtp9x2oe==" The key must meet the following requirements before you can provide it to Compute Engine: 1. The key is wrapped using a RSA public key certificate provided by Google. 2. After being wrapped, the key must be encoded in RFC 4648 base64 encoding. Gets the RSA public key certificate provided by Google at: https://cloud-certs.storage.googleapis.com/google-cloud-csek-ingress.pem
+            "sha256": "A String", # [Output only] The RFC 4648 base64 encoded SHA-256 hash of the customer-supplied encryption key that protects this resource.
+          },
+          "sourceSnapshot": "A String", # The source snapshot to create this disk. When creating a new instance, one of initializeParams.sourceSnapshot or initializeParams.sourceImage or disks.source is required except for local SSD. To create a disk with a snapshot that you created, specify the snapshot name in the following format: global/snapshots/my-backup If the source snapshot is deleted later, this field will not be set.
+          "sourceSnapshotEncryptionKey": { # The customer-supplied encryption key of the source snapshot.
+            "kmsKeyName": "A String", # The name of the encryption key that is stored in Google Cloud KMS. For example: "kmsKeyName": "projects/kms_project_id/locations/region/keyRings/ key_region/cryptoKeys/key
+            "kmsKeyServiceAccount": "A String", # The service account being used for the encryption request for the given KMS key. If absent, the Compute Engine default service account is used. For example: "kmsKeyServiceAccount": "name@project_id.iam.gserviceaccount.com/
+            "rawKey": "A String", # Specifies a 256-bit customer-supplied encryption key, encoded in RFC 4648 base64 to either encrypt or decrypt this resource. You can provide either the rawKey or the rsaEncryptedKey. For example: "rawKey": "SGVsbG8gZnJvbSBHb29nbGUgQ2xvdWQgUGxhdGZvcm0="
+            "rsaEncryptedKey": "A String", # Specifies an RFC 4648 base64 encoded, RSA-wrapped 2048-bit customer-supplied encryption key to either encrypt or decrypt this resource. You can provide either the rawKey or the rsaEncryptedKey. For example: "rsaEncryptedKey": "ieCx/NcW06PcT7Ep1X6LUTc/hLvUDYyzSZPPVCVPTVEohpeHASqC8uw5TzyO9U+Fka9JFH z0mBibXUInrC/jEk014kCK/NPjYgEMOyssZ4ZINPKxlUh2zn1bV+MCaTICrdmuSBTWlUUiFoD D6PYznLwh8ZNdaheCeZ8ewEXgFQ8V+sDroLaN3Xs3MDTXQEMMoNUXMCZEIpg9Vtp9x2oe==" The key must meet the following requirements before you can provide it to Compute Engine: 1. The key is wrapped using a RSA public key certificate provided by Google. 2. After being wrapped, the key must be encoded in RFC 4648 base64 encoding. Gets the RSA public key certificate provided by Google at: https://cloud-certs.storage.googleapis.com/google-cloud-csek-ingress.pem
+            "sha256": "A String", # [Output only] The RFC 4648 base64 encoded SHA-256 hash of the customer-supplied encryption key that protects this resource.
+          },
+        },
+        "interface": "A String", # Specifies the disk interface to use for attaching this disk, which is either SCSI or NVME. The default is SCSI. Persistent disks must always use SCSI and the request will fail if you attempt to attach a persistent disk in any other format than SCSI. Local SSDs can use either NVME or SCSI. For performance characteristics of SCSI over NVMe, see Local SSD performance.
+        "kind": "compute#attachedDisk", # [Output Only] Type of the resource. Always compute#attachedDisk for attached disks.
+        "licenses": [ # [Output Only] Any valid publicly visible licenses.
+          "A String",
+        ],
+        "locked": True or False, # [Output Only] Whether to indicate the attached disk is locked. The locked disk is not allowed to be detached from the instance, or to be used as the source of the snapshot creation, and the image creation. The instance with at least one locked attached disk is not allow to be used as source of machine image creation, instant snapshot creation, and not allowed to be deleted with --keep-disk parameter set to true for locked disks.
+        "mode": "A String", # The mode in which to attach this disk, either READ_WRITE or READ_ONLY. If not specified, the default is to attach the disk in READ_WRITE mode.
+        "savedState": "A String", # For LocalSSD disks on VM Instances in STOPPED or SUSPENDED state, this field is set to PRESERVED if the LocalSSD data has been saved to a persistent location by customer request. (see the discard_local_ssd option on Stop/Suspend). Read-only in the api.
+        "shieldedInstanceInitialState": { # Initial State for shielded instance, these are public keys which are safe to store in public # [Output Only] shielded vm initial state stored on disk
+          "dbs": [ # The Key Database (db).
+            {
+              "content": "A String", # The raw content in the secure keys file.
+              "fileType": "A String", # The file type of source file.
+            },
+          ],
+          "dbxs": [ # The forbidden key database (dbx).
+            {
+              "content": "A String", # The raw content in the secure keys file.
+              "fileType": "A String", # The file type of source file.
+            },
+          ],
+          "keks": [ # The Key Exchange Key (KEK).
+            {
+              "content": "A String", # The raw content in the secure keys file.
+              "fileType": "A String", # The file type of source file.
+            },
+          ],
+          "pk": { # The Platform Key (PK).
+            "content": "A String", # The raw content in the secure keys file.
+            "fileType": "A String", # The file type of source file.
+          },
+        },
+        "source": "A String", # Specifies a valid partial or full URL to an existing Persistent Disk resource. When creating a new instance, one of initializeParams.sourceImage or initializeParams.sourceSnapshot or disks.source is required except for local SSD. If desired, you can also attach existing non-root persistent disks using this property. This field is only applicable for persistent disks. Note that for InstanceTemplate, specify the disk name, not the URL for the disk.
+        "type": "A String", # Specifies the type of the disk, either SCRATCH or PERSISTENT. If not specified, the default is PERSISTENT.
+        "userLicenses": [ # [Output Only] A list of user provided licenses. It represents a list of URLs to the license resource. Unlike regular licenses, user provided licenses can be modified after the disk is created.
+          "A String",
+        ],
+      },
+    ],
+    "displayDevice": { # A set of Display Device options # Display Device properties to enable support for remote display products like: Teradici, VNC and TeamViewer Note that for MachineImage, this is not supported yet.
+      "enableDisplay": True or False, # Defines whether the instance has Display enabled.
+    },
+    "guestAccelerators": [ # A list of guest accelerator cards' type and count to use for instances created from these properties.
+      { # A specification of the type and number of accelerator cards attached to the instance.
+        "acceleratorCount": 42, # The number of the guest accelerator cards exposed to this instance.
+        "acceleratorType": "A String", # Full or partial URL of the accelerator type resource to attach to this instance. For example: projects/my-project/zones/us-central1-c/acceleratorTypes/nvidia-tesla-p100 If you are creating an instance template, specify only the accelerator name. See GPUs on Compute Engine for a full list of accelerator types.
+      },
+    ],
+    "labels": { # Labels to apply to instances that are created from these properties.
+      "a_key": "A String",
+    },
+    "machineType": "A String", # The machine type to use for instances that are created from these properties.
+    "metadata": { # A metadata key/value entry. # The metadata key/value pairs to assign to instances that are created from these properties. These pairs can consist of custom metadata or predefined keys. See Project and instance metadata for more information.
+      "fingerprint": "A String", # Specifies a fingerprint for this request, which is essentially a hash of the metadata's contents and used for optimistic locking. The fingerprint is initially generated by Compute Engine and changes after every request to modify or update metadata. You must always provide an up-to-date fingerprint hash in order to update or change metadata, otherwise the request will fail with error 412 conditionNotMet. To see the latest fingerprint, make a get() request to retrieve the resource.
+      "items": [ # Array of key/value pairs. The total size of all keys and values must be less than 512 KB.
+        { # Metadata
+          "key": "A String", # Key for the metadata entry. Keys must conform to the following regexp: [a-zA-Z0-9-_]+, and be less than 128 bytes in length. This is reflected as part of a URL in the metadata server. Additionally, to avoid ambiguity, keys must not conflict with any other metadata keys for the project.
+          "value": "A String", # Value for the metadata entry. These are free-form strings, and only have meaning as interpreted by the image running in the instance. The only restriction placed on values is that their size must be less than or equal to 262144 bytes (256 KiB).
+        },
+      ],
+      "kind": "compute#metadata", # [Output Only] Type of the resource. Always compute#metadata for metadata.
+    },
+    "minCpuPlatform": "A String", # Minimum cpu/platform to be used by instances. The instance may be scheduled on the specified or newer cpu/platform. Applicable values are the friendly names of CPU platforms, such as minCpuPlatform: "Intel Haswell" or minCpuPlatform: "Intel Sandy Bridge". For more information, read Specifying a Minimum CPU Platform.
+    "networkInterfaces": [ # An array of network access configurations for this interface.
+      { # A network interface resource attached to an instance.
+        "accessConfigs": [ # An array of configurations for this interface. Currently, only one access config, ONE_TO_ONE_NAT, is supported. If there are no accessConfigs specified, then this instance will have no external internet access.
+          { # An access configuration attached to an instance's network interface. Only one access config per instance is supported.
+            "externalIpv6": "A String", # [Output Only] The first IPv6 address of the external IPv6 range associated with this instance, prefix length is stored in externalIpv6PrefixLength in ipv6AccessConfig. The field is output only, an IPv6 address from a subnetwork associated with the instance will be allocated dynamically.
+            "externalIpv6PrefixLength": 42, # [Output Only] The prefix length of the external IPv6 range.
+            "kind": "compute#accessConfig", # [Output Only] Type of the resource. Always compute#accessConfig for access configs.
+            "name": "A String", # The name of this access configuration. The default and recommended name is External NAT, but you can use any arbitrary string, such as My external IP or Network Access.
+            "natIP": "A String", # An external IP address associated with this instance. Specify an unused static external IP address available to the project or leave this field undefined to use an IP from a shared ephemeral IP address pool. If you specify a static external IP address, it must live in the same region as the zone of the instance.
+            "networkTier": "A String", # This signifies the networking tier used for configuring this access configuration and can only take the following values: PREMIUM, STANDARD. If an AccessConfig is specified without a valid external IP address, an ephemeral IP will be created with this networkTier. If an AccessConfig with a valid external IP address is specified, it must match that of the networkTier associated with the Address resource owning that IP.
+            "publicDnsName": "A String", # [Output Only] The public DNS domain name for the instance.
+            "publicPtrDomainName": "A String", # The DNS domain name for the public PTR record. You can set this field only if the `setPublicPtr` field is enabled in accessConfig. If this field is unspecified in ipv6AccessConfig, a default PTR record will be createc for first IP in associated external IPv6 range.
+            "setPublicDns": True or False, # Specifies whether a public DNS 'A' record should be created for the external IP address of this access configuration.
+            "setPublicPtr": True or False, # Specifies whether a public DNS 'PTR' record should be created to map the external IP address of the instance to a DNS domain name. This field is not used in ipv6AccessConfig. A default PTR record will be created if the VM has external IPv6 range associated.
+            "type": "ONE_TO_ONE_NAT", # The type of configuration. The default and only option is ONE_TO_ONE_NAT.
+          },
+        ],
+        "aliasIpRanges": [ # An array of alias IP ranges for this network interface. You can only specify this field for network interfaces in VPC networks.
+          { # An alias IP range attached to an instance's network interface.
+            "ipCidrRange": "A String", # The IP alias ranges to allocate for this interface. This IP CIDR range must belong to the specified subnetwork and cannot contain IP addresses reserved by system or used by other network interfaces. This range may be a single IP address (such as 10.2.3.4), a netmask (such as /24) or a CIDR-formatted string (such as 10.1.2.0/24).
+            "subnetworkRangeName": "A String", # The name of a subnetwork secondary IP range from which to allocate an IP alias range. If not specified, the primary range of the subnetwork is used.
+          },
+        ],
+        "fingerprint": "A String", # Fingerprint hash of contents stored in this network interface. This field will be ignored when inserting an Instance or adding a NetworkInterface. An up-to-date fingerprint must be provided in order to update the NetworkInterface. The request will fail with error 400 Bad Request if the fingerprint is not provided, or 412 Precondition Failed if the fingerprint is out of date.
+        "internalIpv6PrefixLength": 42, # [Output Only] The prefix length of the primary internal IPv6 range.
+        "ipv6AccessConfigs": [ # An array of IPv6 access configurations for this interface. Currently, only one IPv6 access config, DIRECT_IPV6, is supported. If there is no ipv6AccessConfig specified, then this instance will have no external IPv6 Internet access.
+          { # An access configuration attached to an instance's network interface. Only one access config per instance is supported.
+            "externalIpv6": "A String", # [Output Only] The first IPv6 address of the external IPv6 range associated with this instance, prefix length is stored in externalIpv6PrefixLength in ipv6AccessConfig. The field is output only, an IPv6 address from a subnetwork associated with the instance will be allocated dynamically.
+            "externalIpv6PrefixLength": 42, # [Output Only] The prefix length of the external IPv6 range.
+            "kind": "compute#accessConfig", # [Output Only] Type of the resource. Always compute#accessConfig for access configs.
+            "name": "A String", # The name of this access configuration. The default and recommended name is External NAT, but you can use any arbitrary string, such as My external IP or Network Access.
+            "natIP": "A String", # An external IP address associated with this instance. Specify an unused static external IP address available to the project or leave this field undefined to use an IP from a shared ephemeral IP address pool. If you specify a static external IP address, it must live in the same region as the zone of the instance.
+            "networkTier": "A String", # This signifies the networking tier used for configuring this access configuration and can only take the following values: PREMIUM, STANDARD. If an AccessConfig is specified without a valid external IP address, an ephemeral IP will be created with this networkTier. If an AccessConfig with a valid external IP address is specified, it must match that of the networkTier associated with the Address resource owning that IP.
+            "publicDnsName": "A String", # [Output Only] The public DNS domain name for the instance.
+            "publicPtrDomainName": "A String", # The DNS domain name for the public PTR record. You can set this field only if the `setPublicPtr` field is enabled in accessConfig. If this field is unspecified in ipv6AccessConfig, a default PTR record will be createc for first IP in associated external IPv6 range.
+            "setPublicDns": True or False, # Specifies whether a public DNS 'A' record should be created for the external IP address of this access configuration.
+            "setPublicPtr": True or False, # Specifies whether a public DNS 'PTR' record should be created to map the external IP address of the instance to a DNS domain name. This field is not used in ipv6AccessConfig. A default PTR record will be created if the VM has external IPv6 range associated.
+            "type": "ONE_TO_ONE_NAT", # The type of configuration. The default and only option is ONE_TO_ONE_NAT.
+          },
+        ],
+        "ipv6AccessType": "A String", # [Output Only] One of EXTERNAL, INTERNAL to indicate whether the IP can be accessed from the Internet. This field is always inherited from its subnetwork. Valid only if stackType is IPV4_IPV6.
+        "ipv6Address": "A String", # [Output Only] An IPv6 internal network address for this network interface.
+        "kind": "compute#networkInterface", # [Output Only] Type of the resource. Always compute#networkInterface for network interfaces.
+        "name": "A String", # [Output Only] The name of the network interface, which is generated by the server. For network devices, these are eth0, eth1, etc.
+        "network": "A String", # URL of the network resource for this instance. When creating an instance, if neither the network nor the subnetwork is specified, the default network global/networks/default is used; if the network is not specified but the subnetwork is specified, the network is inferred. If you specify this property, you can specify the network as a full or partial URL. For example, the following are all valid URLs: - https://www.googleapis.com/compute/v1/projects/project/global/networks/ network - projects/project/global/networks/network - global/networks/default
+        "networkIP": "A String", # An IPv4 internal IP address to assign to the instance for this network interface. If not specified by the user, an unused internal IP is assigned by the system.
+        "nicType": "A String", # The type of vNIC to be used on this interface. This may be gVNIC or VirtioNet.
+        "queueCount": 42, # The networking queue count that's specified by users for the network interface. Both Rx and Tx queues will be set to this number. It'll be empty if not specified by the users.
+        "stackType": "A String", # The stack type for this network interface to identify whether the IPv6 feature is enabled or not. If not specified, IPV4_ONLY will be used. This field can be both set at instance creation and update network interface operations.
+        "subinterfaces": [ # SubInterfaces help enable L2 communication for the instance over subnetworks that support L2. Every network interface will get a default untagged (vlan not specified) subinterface. Users can specify additional tagged subinterfaces which are sub-fields to the Network Interface.
+          {
+            "ipAddress": "A String", # An IPv4 internal IP address to assign to the instance for this subinterface. If specified, ip_allocation_mode should be set to ALLOCATE_IP.
+            "ipAllocationMode": "A String",
+            "subnetwork": "A String", # If specified, this subnetwork must belong to the same network as that of the network interface. If not specified the subnet of network interface will be used. If you specify this property, you can specify the subnetwork as a full or partial URL. For example, the following are all valid URLs: - https://www.googleapis.com/compute/v1/projects/project/regions/region /subnetworks/subnetwork - regions/region/subnetworks/subnetwork
+            "vlan": 42, # VLAN tag. Should match the VLAN(s) supported by the subnetwork to which this subinterface is connecting.
+          },
+        ],
+        "subnetwork": "A String", # The URL of the Subnetwork resource for this instance. If the network resource is in legacy mode, do not specify this field. If the network is in auto subnet mode, specifying the subnetwork is optional. If the network is in custom subnet mode, specifying the subnetwork is required. If you specify this field, you can specify the subnetwork as a full or partial URL. For example, the following are all valid URLs: - https://www.googleapis.com/compute/v1/projects/project/regions/region /subnetworks/subnetwork - regions/region/subnetworks/subnetwork
+      },
+    ],
+    "networkPerformanceConfig": { # Note that for MachineImage, this is not supported yet.
+      "externalIpEgressBandwidthTier": "A String",
+      "totalEgressBandwidthTier": "A String",
+    },
+    "postKeyRevocationActionType": "A String", # PostKeyRevocationActionType of the instance.
+    "privateIpv6GoogleAccess": "A String", # The private IPv6 google access type for VMs. If not specified, use INHERIT_FROM_SUBNETWORK as default. Note that for MachineImage, this is not supported yet.
+    "reservationAffinity": { # Specifies the reservations that this instance can consume from. # Specifies the reservations that instances can consume from. Note that for MachineImage, this is not supported yet.
+      "consumeReservationType": "A String", # Specifies the type of reservation from which this instance can consume resources: ANY_RESERVATION (default), SPECIFIC_RESERVATION, or NO_RESERVATION. See Consuming reserved instances for examples.
+      "key": "A String", # Corresponds to the label key of a reservation resource. To target a SPECIFIC_RESERVATION by name, specify googleapis.com/reservation-name as the key and specify the name of your reservation as its value.
+      "values": [ # Corresponds to the label values of a reservation resource. This can be either a name to a reservation in the same project or "projects/different-project/reservations/some-reservation-name" to target a shared reservation in the same zone but in a different project.
+        "A String",
+      ],
+    },
+    "resourcePolicies": [ # Resource policies (names, not ULRs) applied to instances created from these properties. Note that for MachineImage, this is not supported yet.
+      "A String",
+    ],
+    "scheduling": { # Sets the scheduling options for an Instance. NextID: 21 # Specifies the scheduling options for the instances that are created from these properties.
+      "automaticRestart": True or False, # Specifies whether the instance should be automatically restarted if it is terminated by Compute Engine (not terminated by a user). You can only set the automatic restart option for standard instances. Preemptible instances cannot be automatically restarted. By default, this is set to true so an instance is automatically restarted if it is terminated by Compute Engine.
+      "availabilityDomain": 42, # Specifies the availability domain (AD), which this instance should be scheduled on. The AD belongs to the spread GroupPlacementPolicy resource policy that has been assigned to the instance. Specify a value between 1-max count of availability domains in your GroupPlacementPolicy. See go/placement-policy-extension for more details.
+      "currentCpus": 42, # Current number of vCPUs available for VM. 0 or unset means default vCPUs of the current machine type.
+      "currentMemoryMb": "A String", # Current amount of memory (in MB) available for VM. 0 or unset means default amount of memory of the current machine type.
+      "hostErrorTimeoutSeconds": 42, # Specify the time in seconds for host error detection, the value must be within the range of [90, 330] with the increment of 30, if unset, the default behavior of host error recovery will be used.
+      "instanceTerminationAction": "A String", # Specifies the termination action for the instance.
+      "latencyTolerant": True or False, # Defines whether the instance is tolerant of higher cpu latency. This can only be set during instance creation, or when the instance is not currently running. It must not be set if the preemptible option is also set.
+      "locationHint": "A String", # An opaque location hint used to place the instance close to other resources. This field is for use by internal tools that use the public API.
+      "maintenanceFreezeDurationHours": 42, # Specifies the number of hours after VM instance creation where the VM won't be scheduled for maintenance.
+      "maintenanceInterval": "A String", # For more information about maintenance intervals, see Setting maintenance intervals.
+      "minNodeCpus": 42, # The minimum number of virtual CPUs this instance will consume when running on a sole-tenant node.
+      "nodeAffinities": [ # A set of node affinity and anti-affinity configurations. Refer to Configuring node affinity for more information. Overrides reservationAffinity.
+        { # Node Affinity: the configuration of desired nodes onto which this Instance could be scheduled.
+          "key": "A String", # Corresponds to the label key of Node resource.
+          "operator": "A String", # Defines the operation of node selection. Valid operators are IN for affinity and NOT_IN for anti-affinity.
+          "values": [ # Corresponds to the label values of Node resource.
+            "A String",
+          ],
+        },
+      ],
+      "onHostMaintenance": "A String", # Defines the maintenance behavior for this instance. For standard instances, the default behavior is MIGRATE. For preemptible instances, the default and only possible behavior is TERMINATE. For more information, see Setting Instance Scheduling Options.
+      "preemptible": True or False, # Defines whether the instance is preemptible. This can only be set during instance creation or while the instance is stopped and therefore, in a `TERMINATED` state. See Instance Life Cycle for more information on the possible instance states.
+      "provisioningModel": "A String", # Specifies the provisioning model of the instance.
+    },
+    "secureTags": [ # [Input Only] Secure tags to apply to this instance. Maximum number of secure tags allowed is 50. Note that for MachineImage, this is not supported yet.
+      "A String",
+    ],
+    "serviceAccounts": [ # A list of service accounts with specified scopes. Access tokens for these service accounts are available to the instances that are created from these properties. Use metadata queries to obtain the access tokens for these instances.
+      { # A service account.
+        "email": "A String", # Email address of the service account.
+        "scopes": [ # The list of scopes to be made available for this service account.
+          "A String",
+        ],
+      },
+    ],
+    "shieldedInstanceConfig": { # A set of Shielded Instance options. # Note that for MachineImage, this is not supported yet.
+      "enableIntegrityMonitoring": True or False, # Defines whether the instance has integrity monitoring enabled. Enabled by default.
+      "enableSecureBoot": True or False, # Defines whether the instance has Secure Boot enabled. Disabled by default.
+      "enableVtpm": True or False, # Defines whether the instance has the vTPM enabled. Enabled by default.
+    },
+    "shieldedVmConfig": { # A set of Shielded VM options. # Specifies the Shielded VM options for the instances that are created from these properties.
+      "enableIntegrityMonitoring": True or False, # Defines whether the instance has integrity monitoring enabled.
+      "enableSecureBoot": True or False, # Defines whether the instance has Secure Boot enabled.
+      "enableVtpm": True or False, # Defines whether the instance has the vTPM enabled.
+    },
+    "tags": { # A set of instance tags. # A list of tags to apply to the instances that are created from these properties. The tags identify valid sources or targets for network firewalls. The setTags method can modify this list of tags. Each tag within the list must comply with RFC1035.
+      "fingerprint": "A String", # Specifies a fingerprint for this request, which is essentially a hash of the tags' contents and used for optimistic locking. The fingerprint is initially generated by Compute Engine and changes after every request to modify or update tags. You must always provide an up-to-date fingerprint hash in order to update or change tags. To see the latest fingerprint, make get() request to the instance.
+      "items": [ # An array of tags. Each tag must be 1-63 characters long, and comply with RFC1035.
+        "A String",
+      ],
+    },
+  },
   "kind": "compute#machineImage", # [Output Only] The resource type, which is always compute#machineImage for machine image.
   "machineImageEncryptionKey": { # Encrypts the machine image using a customer-supplied encryption key. After you encrypt a machine image using a customer-supplied key, you must provide the same key if you use the machine image later. For example, you must provide the encryption key when you create an instance from the encrypted machine image in a future request. Customer-supplied encryption keys do not protect access to metadata of the machine image. If you do not provide an encryption key when creating the machine image, then the machine image will be encrypted using an automatically generated key and you do not need to provide a key to use the machine image later.
     "kmsKeyName": "A String", # The name of the encryption key that is stored in Google Cloud KMS. For example: "kmsKeyName": "projects/kms_project_id/locations/region/keyRings/ key_region/cryptoKeys/key
@@ -510,6 +1063,14 @@
   },
   "name": "A String", # Name of the resource; provided by the client when the resource is created. The name must be 1-63 characters long, and comply with RFC1035. Specifically, the name must be 1-63 characters long and match the regular expression `[a-z]([-a-z0-9]*[a-z0-9])?` which means the first character must be a lowercase letter, and all following characters must be a dash, lowercase letter, or digit, except the last character, which cannot be a dash.
   "satisfiesPzs": True or False, # [Output Only] Reserved for future use.
+  "savedDisks": [ # An array of Machine Image specific properties for disks attached to the source instance
+    { # An instance-attached disk resource.
+      "kind": "compute#savedDisk", # [Output Only] Type of the resource. Always compute#savedDisk for attached disks.
+      "sourceDisk": "A String", # Specifies a URL of the disk attached to the source instance.
+      "storageBytes": "A String", # [Output Only] Size of the individual disk snapshot used by this machine image.
+      "storageBytesStatus": "A String", # [Output Only] An indicator whether storageBytes is in a stable state or it is being adjusted as a result of shared storage reallocation. This status can either be UPDATING, meaning the size of the snapshot is being updated, or UP_TO_DATE, meaning the size of the snapshot is up-to-date.
+    },
+  ],
   "selfLink": "A String", # [Output Only] The URL for this machine image. The server defines this URL.
   "selfLinkWithId": "A String", # [Output Only] Server-defined URL for this resource with the resource id.
   "sourceDiskEncryptionKeys": [ # [Input Only] The customer-supplied encryption key of the disks attached to the source instance. Required if the source disk is protected by a customer-supplied encryption key.
@@ -593,9 +1154,9 @@
             "natIP": "A String", # An external IP address associated with this instance. Specify an unused static external IP address available to the project or leave this field undefined to use an IP from a shared ephemeral IP address pool. If you specify a static external IP address, it must live in the same region as the zone of the instance.
             "networkTier": "A String", # This signifies the networking tier used for configuring this access configuration and can only take the following values: PREMIUM, STANDARD. If an AccessConfig is specified without a valid external IP address, an ephemeral IP will be created with this networkTier. If an AccessConfig with a valid external IP address is specified, it must match that of the networkTier associated with the Address resource owning that IP.
             "publicDnsName": "A String", # [Output Only] The public DNS domain name for the instance.
-            "publicPtrDomainName": "A String", # The DNS domain name for the public PTR record. You can set this field only if the `setPublicPtr` field is enabled.
+            "publicPtrDomainName": "A String", # The DNS domain name for the public PTR record. You can set this field only if the `setPublicPtr` field is enabled in accessConfig. If this field is unspecified in ipv6AccessConfig, a default PTR record will be createc for first IP in associated external IPv6 range.
             "setPublicDns": True or False, # Specifies whether a public DNS 'A' record should be created for the external IP address of this access configuration.
-            "setPublicPtr": True or False, # Specifies whether a public DNS 'PTR' record should be created to map the external IP address of the instance to a DNS domain name.
+            "setPublicPtr": True or False, # Specifies whether a public DNS 'PTR' record should be created to map the external IP address of the instance to a DNS domain name. This field is not used in ipv6AccessConfig. A default PTR record will be created if the VM has external IPv6 range associated.
             "type": "ONE_TO_ONE_NAT", # The type of configuration. The default and only option is ONE_TO_ONE_NAT.
           },
         ],
@@ -616,9 +1177,9 @@
             "natIP": "A String", # An external IP address associated with this instance. Specify an unused static external IP address available to the project or leave this field undefined to use an IP from a shared ephemeral IP address pool. If you specify a static external IP address, it must live in the same region as the zone of the instance.
             "networkTier": "A String", # This signifies the networking tier used for configuring this access configuration and can only take the following values: PREMIUM, STANDARD. If an AccessConfig is specified without a valid external IP address, an ephemeral IP will be created with this networkTier. If an AccessConfig with a valid external IP address is specified, it must match that of the networkTier associated with the Address resource owning that IP.
             "publicDnsName": "A String", # [Output Only] The public DNS domain name for the instance.
-            "publicPtrDomainName": "A String", # The DNS domain name for the public PTR record. You can set this field only if the `setPublicPtr` field is enabled.
+            "publicPtrDomainName": "A String", # The DNS domain name for the public PTR record. You can set this field only if the `setPublicPtr` field is enabled in accessConfig. If this field is unspecified in ipv6AccessConfig, a default PTR record will be createc for first IP in associated external IPv6 range.
             "setPublicDns": True or False, # Specifies whether a public DNS 'A' record should be created for the external IP address of this access configuration.
-            "setPublicPtr": True or False, # Specifies whether a public DNS 'PTR' record should be created to map the external IP address of the instance to a DNS domain name.
+            "setPublicPtr": True or False, # Specifies whether a public DNS 'PTR' record should be created to map the external IP address of the instance to a DNS domain name. This field is not used in ipv6AccessConfig. A default PTR record will be created if the VM has external IPv6 range associated.
             "type": "ONE_TO_ONE_NAT", # The type of configuration. The default and only option is ONE_TO_ONE_NAT.
           },
         ],
@@ -642,7 +1203,7 @@
         "subnetwork": "A String", # The URL of the Subnetwork resource for this instance. If the network resource is in legacy mode, do not specify this field. If the network is in auto subnet mode, specifying the subnetwork is optional. If the network is in custom subnet mode, specifying the subnetwork is required. If you specify this field, you can specify the subnetwork as a full or partial URL. For example, the following are all valid URLs: - https://www.googleapis.com/compute/v1/projects/project/regions/region /subnetworks/subnetwork - regions/region/subnetworks/subnetwork
       },
     ],
-    "postKeyRevocationActionType": "A String", # PostKeyRevocationActionType of the instance. (will be deprecated soon)
+    "postKeyRevocationActionType": "A String", # PostKeyRevocationActionType of the instance.
     "scheduling": { # Sets the scheduling options for an Instance. NextID: 21 # Specifies the scheduling options for the instances that are created from this machine image.
       "automaticRestart": True or False, # Specifies whether the instance should be automatically restarted if it is terminated by Compute Engine (not terminated by a user). You can only set the automatic restart option for standard instances. Preemptible instances cannot be automatically restarted. By default, this is set to true so an instance is automatically restarted if it is terminated by Compute Engine.
       "availabilityDomain": 42, # Specifies the availability domain (AD), which this instance should be scheduled on. The AD belongs to the spread GroupPlacementPolicy resource policy that has been assigned to the instance. Specify a value between 1-max count of availability domains in your GroupPlacementPolicy. See go/placement-policy-extension for more details.
@@ -719,6 +1280,9 @@
   "id": "A String", # [Output Only] The unique identifier for the operation. This identifier is defined by the server.
   "insertTime": "A String", # [Output Only] The time that this operation was requested. This value is in RFC3339 text format.
   "kind": "compute#operation", # [Output Only] Type of the resource. Always `compute#operation` for Operation resources.
+  "metadata": { # [Output Only] Service-specific metadata attached to this operation.
+    "a_key": "", # Properties of the object. Contains field @type with type URL.
+  },
   "name": "A String", # [Output Only] Name of the operation.
   "operationGroupId": "A String", # [Output Only] An ID that represents a group of operations, such as when a group of operations results from a `bulkInsert` API request.
   "operationType": "A String", # [Output Only] The type of operation, such as `insert`, `update`, or `delete`, and so on.
@@ -775,6 +1339,277 @@
       "description": "A String", # An optional description of this resource. Provide this property when you create the resource.
       "guestFlush": True or False, # [Input Only] Whether to attempt an application consistent machine image by informing the OS to prepare for the snapshot process. Currently only supported on Windows instances using the Volume Shadow Copy Service (VSS).
       "id": "A String", # [Output Only] A unique identifier for this machine image. The server defines this identifier.
+      "instanceProperties": { # [Output Only] Properties of source instance
+        "advancedMachineFeatures": { # Specifies options for controlling advanced machine features. Options that would traditionally be configured in a BIOS belong here. Features that require operating system support may have corresponding entries in the GuestOsFeatures of an Image (e.g., whether or not the OS in the Image supports nested virtualization being enabled or disabled). # Controls for advanced machine-related behavior features. Note that for MachineImage, this is not supported yet.
+          "enableNestedVirtualization": True or False, # Whether to enable nested virtualization or not (default is false).
+          "enableUefiNetworking": True or False, # Whether to enable UEFI networking for instance creation.
+          "numaNodeCount": 42, # The number of vNUMA nodes.
+          "threadsPerCore": 42, # The number of threads per physical core. To disable simultaneous multithreading (SMT) set this to 1. If unset, the maximum number of threads supported per core by the underlying processor is assumed.
+          "visibleCoreCount": 42, # The number of physical cores to expose to an instance. Multiply by the number of threads per core to compute the total number of virtual CPUs to expose to the instance. If unset, the number of cores is inferred from the instance's nominal CPU count and the underlying platform's SMT width.
+        },
+        "canIpForward": True or False, # Enables instances created based on these properties to send packets with source IP addresses other than their own and receive packets with destination IP addresses other than their own. If these instances will be used as an IP gateway or it will be set as the next-hop in a Route resource, specify true. If unsure, leave this set to false. See the Enable IP forwarding documentation for more information.
+        "confidentialInstanceConfig": { # A set of Confidential Instance options. # Specifies the Confidential Instance options. Note that for MachineImage, this is not supported yet.
+          "enableConfidentialCompute": True or False, # Defines whether the instance should have confidential compute enabled.
+        },
+        "description": "A String", # An optional text description for the instances that are created from these properties.
+        "disks": [ # An array of disks that are associated with the instances that are created from these properties.
+          { # An instance-attached disk resource.
+            "autoDelete": True or False, # Specifies whether the disk will be auto-deleted when the instance is deleted (but not when the disk is detached from the instance).
+            "boot": True or False, # Indicates that this is a boot disk. The virtual machine will use the first partition of the disk for its root filesystem.
+            "deviceName": "A String", # Specifies a unique device name of your choice that is reflected into the /dev/disk/by-id/google-* tree of a Linux operating system running within the instance. This name can be used to reference the device for mounting, resizing, and so on, from within the instance. If not specified, the server chooses a default device name to apply to this disk, in the form persistent-disk-x, where x is a number assigned by Google Compute Engine. This field is only applicable for persistent disks.
+            "diskEncryptionKey": { # Encrypts or decrypts a disk using a customer-supplied encryption key. If you are creating a new disk, this field encrypts the new disk using an encryption key that you provide. If you are attaching an existing disk that is already encrypted, this field decrypts the disk using the customer-supplied encryption key. If you encrypt a disk using a customer-supplied key, you must provide the same key again when you attempt to use this resource at a later time. For example, you must provide the key when you create a snapshot or an image from the disk or when you attach the disk to a virtual machine instance. If you do not provide an encryption key, then the disk will be encrypted using an automatically generated key and you do not need to provide a key to use the disk later. Instance templates do not store customer-supplied encryption keys, so you cannot use your own keys to encrypt disks in a managed instance group.
+              "kmsKeyName": "A String", # The name of the encryption key that is stored in Google Cloud KMS. For example: "kmsKeyName": "projects/kms_project_id/locations/region/keyRings/ key_region/cryptoKeys/key
+              "kmsKeyServiceAccount": "A String", # The service account being used for the encryption request for the given KMS key. If absent, the Compute Engine default service account is used. For example: "kmsKeyServiceAccount": "name@project_id.iam.gserviceaccount.com/
+              "rawKey": "A String", # Specifies a 256-bit customer-supplied encryption key, encoded in RFC 4648 base64 to either encrypt or decrypt this resource. You can provide either the rawKey or the rsaEncryptedKey. For example: "rawKey": "SGVsbG8gZnJvbSBHb29nbGUgQ2xvdWQgUGxhdGZvcm0="
+              "rsaEncryptedKey": "A String", # Specifies an RFC 4648 base64 encoded, RSA-wrapped 2048-bit customer-supplied encryption key to either encrypt or decrypt this resource. You can provide either the rawKey or the rsaEncryptedKey. For example: "rsaEncryptedKey": "ieCx/NcW06PcT7Ep1X6LUTc/hLvUDYyzSZPPVCVPTVEohpeHASqC8uw5TzyO9U+Fka9JFH z0mBibXUInrC/jEk014kCK/NPjYgEMOyssZ4ZINPKxlUh2zn1bV+MCaTICrdmuSBTWlUUiFoD D6PYznLwh8ZNdaheCeZ8ewEXgFQ8V+sDroLaN3Xs3MDTXQEMMoNUXMCZEIpg9Vtp9x2oe==" The key must meet the following requirements before you can provide it to Compute Engine: 1. The key is wrapped using a RSA public key certificate provided by Google. 2. After being wrapped, the key must be encoded in RFC 4648 base64 encoding. Gets the RSA public key certificate provided by Google at: https://cloud-certs.storage.googleapis.com/google-cloud-csek-ingress.pem
+              "sha256": "A String", # [Output only] The RFC 4648 base64 encoded SHA-256 hash of the customer-supplied encryption key that protects this resource.
+            },
+            "diskSizeGb": "A String", # The size of the disk in GB.
+            "forceAttach": True or False, # [Input Only] Whether to force attach the regional disk even if it's currently attached to another instance. If you try to force attach a zonal disk to an instance, you will receive an error.
+            "guestOsFeatures": [ # A list of features to enable on the guest operating system. Applicable only for bootable images. Read Enabling guest operating system features to see a list of available options.
+              { # Guest OS features.
+                "type": "A String", # The ID of a supported feature. Read Enabling guest operating system features to see a list of available options.
+              },
+            ],
+            "index": 42, # [Output Only] A zero-based index to this disk, where 0 is reserved for the boot disk. If you have many disks attached to an instance, each disk would have a unique index number.
+            "initializeParams": { # [Input Only] Specifies the parameters for a new disk that will be created alongside the new instance. Use initialization parameters to create boot disks or local SSDs attached to the new instance. This property is mutually exclusive with the source property; you can only define one or the other, but not both. # [Input Only] Specifies the parameters for a new disk that will be created alongside the new instance. Use initialization parameters to create boot disks or local SSDs attached to the new instance. This property is mutually exclusive with the source property; you can only define one or the other, but not both.
+              "description": "A String", # An optional description. Provide this property when creating the disk.
+              "diskName": "A String", # Specifies the disk name. If not specified, the default is to use the name of the instance. If a disk with the same name already exists in the given region, the existing disk is attached to the new instance and the new disk is not created.
+              "diskSizeGb": "A String", # Specifies the size of the disk in base-2 GB. The size must be at least 10 GB. If you specify a sourceImage, which is required for boot disks, the default size is the size of the sourceImage. If you do not specify a sourceImage, the default disk size is 500 GB.
+              "diskType": "A String", # Specifies the disk type to use to create the instance. If not specified, the default is pd-standard, specified using the full URL. For example: https://www.googleapis.com/compute/v1/projects/project/zones/zone /diskTypes/pd-standard For a full list of acceptable values, see Persistent disk types. If you define this field, you can provide either the full or partial URL. For example, the following are valid values: - https://www.googleapis.com/compute/v1/projects/project/zones/zone /diskTypes/diskType - projects/project/zones/zone/diskTypes/diskType - zones/zone/diskTypes/diskType Note that for InstanceTemplate, this is the name of the disk type, not URL.
+              "guestOsFeatures": [ # A list of features to enable on the guest operating system. Applicable only for bootable images. Read Enabling guest operating system features to see a list of available options. Guest OS features are applied by merging initializeParams.guestOsFeatures and disks.guestOsFeatures
+                { # Guest OS features.
+                  "type": "A String", # The ID of a supported feature. Read Enabling guest operating system features to see a list of available options.
+                },
+              ],
+              "interface": "A String", # [Deprecated] Specifies the disk interface to use for attaching this disk, which is either SCSI or NVME. The default is SCSI.
+              "labels": { # Labels to apply to this disk. These can be later modified by the disks.setLabels method. This field is only applicable for persistent disks.
+                "a_key": "A String",
+              },
+              "licenseCodes": [ # Integer license codes indicating which licenses are attached to this disk.
+                "A String",
+              ],
+              "licenses": [ # A list of publicly visible licenses. Reserved for Google's use.
+                "A String",
+              ],
+              "multiWriter": True or False, # Indicates whether or not the disk can be read/write attached to more than one instance.
+              "onUpdateAction": "A String", # Specifies which action to take on instance update with this disk. Default is to use the existing disk.
+              "provisionedIops": "A String", # Indicates how many IOPS to provision for the disk. This sets the number of I/O operations per second that the disk can handle. Values must be between 10,000 and 120,000. For more details, see the Extreme persistent disk documentation.
+              "replicaZones": [ # URLs of the zones where the disk should be replicated to. Only applicable for regional resources.
+                "A String",
+              ],
+              "resourcePolicies": [ # Resource policies applied to this disk for automatic snapshot creations. Specified using the full or partial URL. For instance template, specify only the resource policy name.
+                "A String",
+              ],
+              "sourceImage": "A String", # The source image to create this disk. When creating a new instance, one of initializeParams.sourceImage or initializeParams.sourceSnapshot or disks.source is required except for local SSD. To create a disk with one of the public operating system images, specify the image by its family name. For example, specify family/debian-9 to use the latest Debian 9 image: projects/debian-cloud/global/images/family/debian-9 Alternatively, use a specific version of a public operating system image: projects/debian-cloud/global/images/debian-9-stretch-vYYYYMMDD To create a disk with a custom image that you created, specify the image name in the following format: global/images/my-custom-image You can also specify a custom image by its image family, which returns the latest version of the image in that family. Replace the image name with family/family-name: global/images/family/my-image-family If the source image is deleted later, this field will not be set.
+              "sourceImageEncryptionKey": { # The customer-supplied encryption key of the source image. Required if the source image is protected by a customer-supplied encryption key. Instance templates do not store customer-supplied encryption keys, so you cannot create disks for instances in a managed instance group if the source images are encrypted with your own keys.
+                "kmsKeyName": "A String", # The name of the encryption key that is stored in Google Cloud KMS. For example: "kmsKeyName": "projects/kms_project_id/locations/region/keyRings/ key_region/cryptoKeys/key
+                "kmsKeyServiceAccount": "A String", # The service account being used for the encryption request for the given KMS key. If absent, the Compute Engine default service account is used. For example: "kmsKeyServiceAccount": "name@project_id.iam.gserviceaccount.com/
+                "rawKey": "A String", # Specifies a 256-bit customer-supplied encryption key, encoded in RFC 4648 base64 to either encrypt or decrypt this resource. You can provide either the rawKey or the rsaEncryptedKey. For example: "rawKey": "SGVsbG8gZnJvbSBHb29nbGUgQ2xvdWQgUGxhdGZvcm0="
+                "rsaEncryptedKey": "A String", # Specifies an RFC 4648 base64 encoded, RSA-wrapped 2048-bit customer-supplied encryption key to either encrypt or decrypt this resource. You can provide either the rawKey or the rsaEncryptedKey. For example: "rsaEncryptedKey": "ieCx/NcW06PcT7Ep1X6LUTc/hLvUDYyzSZPPVCVPTVEohpeHASqC8uw5TzyO9U+Fka9JFH z0mBibXUInrC/jEk014kCK/NPjYgEMOyssZ4ZINPKxlUh2zn1bV+MCaTICrdmuSBTWlUUiFoD D6PYznLwh8ZNdaheCeZ8ewEXgFQ8V+sDroLaN3Xs3MDTXQEMMoNUXMCZEIpg9Vtp9x2oe==" The key must meet the following requirements before you can provide it to Compute Engine: 1. The key is wrapped using a RSA public key certificate provided by Google. 2. After being wrapped, the key must be encoded in RFC 4648 base64 encoding. Gets the RSA public key certificate provided by Google at: https://cloud-certs.storage.googleapis.com/google-cloud-csek-ingress.pem
+                "sha256": "A String", # [Output only] The RFC 4648 base64 encoded SHA-256 hash of the customer-supplied encryption key that protects this resource.
+              },
+              "sourceSnapshot": "A String", # The source snapshot to create this disk. When creating a new instance, one of initializeParams.sourceSnapshot or initializeParams.sourceImage or disks.source is required except for local SSD. To create a disk with a snapshot that you created, specify the snapshot name in the following format: global/snapshots/my-backup If the source snapshot is deleted later, this field will not be set.
+              "sourceSnapshotEncryptionKey": { # The customer-supplied encryption key of the source snapshot.
+                "kmsKeyName": "A String", # The name of the encryption key that is stored in Google Cloud KMS. For example: "kmsKeyName": "projects/kms_project_id/locations/region/keyRings/ key_region/cryptoKeys/key
+                "kmsKeyServiceAccount": "A String", # The service account being used for the encryption request for the given KMS key. If absent, the Compute Engine default service account is used. For example: "kmsKeyServiceAccount": "name@project_id.iam.gserviceaccount.com/
+                "rawKey": "A String", # Specifies a 256-bit customer-supplied encryption key, encoded in RFC 4648 base64 to either encrypt or decrypt this resource. You can provide either the rawKey or the rsaEncryptedKey. For example: "rawKey": "SGVsbG8gZnJvbSBHb29nbGUgQ2xvdWQgUGxhdGZvcm0="
+                "rsaEncryptedKey": "A String", # Specifies an RFC 4648 base64 encoded, RSA-wrapped 2048-bit customer-supplied encryption key to either encrypt or decrypt this resource. You can provide either the rawKey or the rsaEncryptedKey. For example: "rsaEncryptedKey": "ieCx/NcW06PcT7Ep1X6LUTc/hLvUDYyzSZPPVCVPTVEohpeHASqC8uw5TzyO9U+Fka9JFH z0mBibXUInrC/jEk014kCK/NPjYgEMOyssZ4ZINPKxlUh2zn1bV+MCaTICrdmuSBTWlUUiFoD D6PYznLwh8ZNdaheCeZ8ewEXgFQ8V+sDroLaN3Xs3MDTXQEMMoNUXMCZEIpg9Vtp9x2oe==" The key must meet the following requirements before you can provide it to Compute Engine: 1. The key is wrapped using a RSA public key certificate provided by Google. 2. After being wrapped, the key must be encoded in RFC 4648 base64 encoding. Gets the RSA public key certificate provided by Google at: https://cloud-certs.storage.googleapis.com/google-cloud-csek-ingress.pem
+                "sha256": "A String", # [Output only] The RFC 4648 base64 encoded SHA-256 hash of the customer-supplied encryption key that protects this resource.
+              },
+            },
+            "interface": "A String", # Specifies the disk interface to use for attaching this disk, which is either SCSI or NVME. The default is SCSI. Persistent disks must always use SCSI and the request will fail if you attempt to attach a persistent disk in any other format than SCSI. Local SSDs can use either NVME or SCSI. For performance characteristics of SCSI over NVMe, see Local SSD performance.
+            "kind": "compute#attachedDisk", # [Output Only] Type of the resource. Always compute#attachedDisk for attached disks.
+            "licenses": [ # [Output Only] Any valid publicly visible licenses.
+              "A String",
+            ],
+            "locked": True or False, # [Output Only] Whether to indicate the attached disk is locked. The locked disk is not allowed to be detached from the instance, or to be used as the source of the snapshot creation, and the image creation. The instance with at least one locked attached disk is not allow to be used as source of machine image creation, instant snapshot creation, and not allowed to be deleted with --keep-disk parameter set to true for locked disks.
+            "mode": "A String", # The mode in which to attach this disk, either READ_WRITE or READ_ONLY. If not specified, the default is to attach the disk in READ_WRITE mode.
+            "savedState": "A String", # For LocalSSD disks on VM Instances in STOPPED or SUSPENDED state, this field is set to PRESERVED if the LocalSSD data has been saved to a persistent location by customer request. (see the discard_local_ssd option on Stop/Suspend). Read-only in the api.
+            "shieldedInstanceInitialState": { # Initial State for shielded instance, these are public keys which are safe to store in public # [Output Only] shielded vm initial state stored on disk
+              "dbs": [ # The Key Database (db).
+                {
+                  "content": "A String", # The raw content in the secure keys file.
+                  "fileType": "A String", # The file type of source file.
+                },
+              ],
+              "dbxs": [ # The forbidden key database (dbx).
+                {
+                  "content": "A String", # The raw content in the secure keys file.
+                  "fileType": "A String", # The file type of source file.
+                },
+              ],
+              "keks": [ # The Key Exchange Key (KEK).
+                {
+                  "content": "A String", # The raw content in the secure keys file.
+                  "fileType": "A String", # The file type of source file.
+                },
+              ],
+              "pk": { # The Platform Key (PK).
+                "content": "A String", # The raw content in the secure keys file.
+                "fileType": "A String", # The file type of source file.
+              },
+            },
+            "source": "A String", # Specifies a valid partial or full URL to an existing Persistent Disk resource. When creating a new instance, one of initializeParams.sourceImage or initializeParams.sourceSnapshot or disks.source is required except for local SSD. If desired, you can also attach existing non-root persistent disks using this property. This field is only applicable for persistent disks. Note that for InstanceTemplate, specify the disk name, not the URL for the disk.
+            "type": "A String", # Specifies the type of the disk, either SCRATCH or PERSISTENT. If not specified, the default is PERSISTENT.
+            "userLicenses": [ # [Output Only] A list of user provided licenses. It represents a list of URLs to the license resource. Unlike regular licenses, user provided licenses can be modified after the disk is created.
+              "A String",
+            ],
+          },
+        ],
+        "displayDevice": { # A set of Display Device options # Display Device properties to enable support for remote display products like: Teradici, VNC and TeamViewer Note that for MachineImage, this is not supported yet.
+          "enableDisplay": True or False, # Defines whether the instance has Display enabled.
+        },
+        "guestAccelerators": [ # A list of guest accelerator cards' type and count to use for instances created from these properties.
+          { # A specification of the type and number of accelerator cards attached to the instance.
+            "acceleratorCount": 42, # The number of the guest accelerator cards exposed to this instance.
+            "acceleratorType": "A String", # Full or partial URL of the accelerator type resource to attach to this instance. For example: projects/my-project/zones/us-central1-c/acceleratorTypes/nvidia-tesla-p100 If you are creating an instance template, specify only the accelerator name. See GPUs on Compute Engine for a full list of accelerator types.
+          },
+        ],
+        "labels": { # Labels to apply to instances that are created from these properties.
+          "a_key": "A String",
+        },
+        "machineType": "A String", # The machine type to use for instances that are created from these properties.
+        "metadata": { # A metadata key/value entry. # The metadata key/value pairs to assign to instances that are created from these properties. These pairs can consist of custom metadata or predefined keys. See Project and instance metadata for more information.
+          "fingerprint": "A String", # Specifies a fingerprint for this request, which is essentially a hash of the metadata's contents and used for optimistic locking. The fingerprint is initially generated by Compute Engine and changes after every request to modify or update metadata. You must always provide an up-to-date fingerprint hash in order to update or change metadata, otherwise the request will fail with error 412 conditionNotMet. To see the latest fingerprint, make a get() request to retrieve the resource.
+          "items": [ # Array of key/value pairs. The total size of all keys and values must be less than 512 KB.
+            { # Metadata
+              "key": "A String", # Key for the metadata entry. Keys must conform to the following regexp: [a-zA-Z0-9-_]+, and be less than 128 bytes in length. This is reflected as part of a URL in the metadata server. Additionally, to avoid ambiguity, keys must not conflict with any other metadata keys for the project.
+              "value": "A String", # Value for the metadata entry. These are free-form strings, and only have meaning as interpreted by the image running in the instance. The only restriction placed on values is that their size must be less than or equal to 262144 bytes (256 KiB).
+            },
+          ],
+          "kind": "compute#metadata", # [Output Only] Type of the resource. Always compute#metadata for metadata.
+        },
+        "minCpuPlatform": "A String", # Minimum cpu/platform to be used by instances. The instance may be scheduled on the specified or newer cpu/platform. Applicable values are the friendly names of CPU platforms, such as minCpuPlatform: "Intel Haswell" or minCpuPlatform: "Intel Sandy Bridge". For more information, read Specifying a Minimum CPU Platform.
+        "networkInterfaces": [ # An array of network access configurations for this interface.
+          { # A network interface resource attached to an instance.
+            "accessConfigs": [ # An array of configurations for this interface. Currently, only one access config, ONE_TO_ONE_NAT, is supported. If there are no accessConfigs specified, then this instance will have no external internet access.
+              { # An access configuration attached to an instance's network interface. Only one access config per instance is supported.
+                "externalIpv6": "A String", # [Output Only] The first IPv6 address of the external IPv6 range associated with this instance, prefix length is stored in externalIpv6PrefixLength in ipv6AccessConfig. The field is output only, an IPv6 address from a subnetwork associated with the instance will be allocated dynamically.
+                "externalIpv6PrefixLength": 42, # [Output Only] The prefix length of the external IPv6 range.
+                "kind": "compute#accessConfig", # [Output Only] Type of the resource. Always compute#accessConfig for access configs.
+                "name": "A String", # The name of this access configuration. The default and recommended name is External NAT, but you can use any arbitrary string, such as My external IP or Network Access.
+                "natIP": "A String", # An external IP address associated with this instance. Specify an unused static external IP address available to the project or leave this field undefined to use an IP from a shared ephemeral IP address pool. If you specify a static external IP address, it must live in the same region as the zone of the instance.
+                "networkTier": "A String", # This signifies the networking tier used for configuring this access configuration and can only take the following values: PREMIUM, STANDARD. If an AccessConfig is specified without a valid external IP address, an ephemeral IP will be created with this networkTier. If an AccessConfig with a valid external IP address is specified, it must match that of the networkTier associated with the Address resource owning that IP.
+                "publicDnsName": "A String", # [Output Only] The public DNS domain name for the instance.
+                "publicPtrDomainName": "A String", # The DNS domain name for the public PTR record. You can set this field only if the `setPublicPtr` field is enabled in accessConfig. If this field is unspecified in ipv6AccessConfig, a default PTR record will be createc for first IP in associated external IPv6 range.
+                "setPublicDns": True or False, # Specifies whether a public DNS 'A' record should be created for the external IP address of this access configuration.
+                "setPublicPtr": True or False, # Specifies whether a public DNS 'PTR' record should be created to map the external IP address of the instance to a DNS domain name. This field is not used in ipv6AccessConfig. A default PTR record will be created if the VM has external IPv6 range associated.
+                "type": "ONE_TO_ONE_NAT", # The type of configuration. The default and only option is ONE_TO_ONE_NAT.
+              },
+            ],
+            "aliasIpRanges": [ # An array of alias IP ranges for this network interface. You can only specify this field for network interfaces in VPC networks.
+              { # An alias IP range attached to an instance's network interface.
+                "ipCidrRange": "A String", # The IP alias ranges to allocate for this interface. This IP CIDR range must belong to the specified subnetwork and cannot contain IP addresses reserved by system or used by other network interfaces. This range may be a single IP address (such as 10.2.3.4), a netmask (such as /24) or a CIDR-formatted string (such as 10.1.2.0/24).
+                "subnetworkRangeName": "A String", # The name of a subnetwork secondary IP range from which to allocate an IP alias range. If not specified, the primary range of the subnetwork is used.
+              },
+            ],
+            "fingerprint": "A String", # Fingerprint hash of contents stored in this network interface. This field will be ignored when inserting an Instance or adding a NetworkInterface. An up-to-date fingerprint must be provided in order to update the NetworkInterface. The request will fail with error 400 Bad Request if the fingerprint is not provided, or 412 Precondition Failed if the fingerprint is out of date.
+            "internalIpv6PrefixLength": 42, # [Output Only] The prefix length of the primary internal IPv6 range.
+            "ipv6AccessConfigs": [ # An array of IPv6 access configurations for this interface. Currently, only one IPv6 access config, DIRECT_IPV6, is supported. If there is no ipv6AccessConfig specified, then this instance will have no external IPv6 Internet access.
+              { # An access configuration attached to an instance's network interface. Only one access config per instance is supported.
+                "externalIpv6": "A String", # [Output Only] The first IPv6 address of the external IPv6 range associated with this instance, prefix length is stored in externalIpv6PrefixLength in ipv6AccessConfig. The field is output only, an IPv6 address from a subnetwork associated with the instance will be allocated dynamically.
+                "externalIpv6PrefixLength": 42, # [Output Only] The prefix length of the external IPv6 range.
+                "kind": "compute#accessConfig", # [Output Only] Type of the resource. Always compute#accessConfig for access configs.
+                "name": "A String", # The name of this access configuration. The default and recommended name is External NAT, but you can use any arbitrary string, such as My external IP or Network Access.
+                "natIP": "A String", # An external IP address associated with this instance. Specify an unused static external IP address available to the project or leave this field undefined to use an IP from a shared ephemeral IP address pool. If you specify a static external IP address, it must live in the same region as the zone of the instance.
+                "networkTier": "A String", # This signifies the networking tier used for configuring this access configuration and can only take the following values: PREMIUM, STANDARD. If an AccessConfig is specified without a valid external IP address, an ephemeral IP will be created with this networkTier. If an AccessConfig with a valid external IP address is specified, it must match that of the networkTier associated with the Address resource owning that IP.
+                "publicDnsName": "A String", # [Output Only] The public DNS domain name for the instance.
+                "publicPtrDomainName": "A String", # The DNS domain name for the public PTR record. You can set this field only if the `setPublicPtr` field is enabled in accessConfig. If this field is unspecified in ipv6AccessConfig, a default PTR record will be createc for first IP in associated external IPv6 range.
+                "setPublicDns": True or False, # Specifies whether a public DNS 'A' record should be created for the external IP address of this access configuration.
+                "setPublicPtr": True or False, # Specifies whether a public DNS 'PTR' record should be created to map the external IP address of the instance to a DNS domain name. This field is not used in ipv6AccessConfig. A default PTR record will be created if the VM has external IPv6 range associated.
+                "type": "ONE_TO_ONE_NAT", # The type of configuration. The default and only option is ONE_TO_ONE_NAT.
+              },
+            ],
+            "ipv6AccessType": "A String", # [Output Only] One of EXTERNAL, INTERNAL to indicate whether the IP can be accessed from the Internet. This field is always inherited from its subnetwork. Valid only if stackType is IPV4_IPV6.
+            "ipv6Address": "A String", # [Output Only] An IPv6 internal network address for this network interface.
+            "kind": "compute#networkInterface", # [Output Only] Type of the resource. Always compute#networkInterface for network interfaces.
+            "name": "A String", # [Output Only] The name of the network interface, which is generated by the server. For network devices, these are eth0, eth1, etc.
+            "network": "A String", # URL of the network resource for this instance. When creating an instance, if neither the network nor the subnetwork is specified, the default network global/networks/default is used; if the network is not specified but the subnetwork is specified, the network is inferred. If you specify this property, you can specify the network as a full or partial URL. For example, the following are all valid URLs: - https://www.googleapis.com/compute/v1/projects/project/global/networks/ network - projects/project/global/networks/network - global/networks/default
+            "networkIP": "A String", # An IPv4 internal IP address to assign to the instance for this network interface. If not specified by the user, an unused internal IP is assigned by the system.
+            "nicType": "A String", # The type of vNIC to be used on this interface. This may be gVNIC or VirtioNet.
+            "queueCount": 42, # The networking queue count that's specified by users for the network interface. Both Rx and Tx queues will be set to this number. It'll be empty if not specified by the users.
+            "stackType": "A String", # The stack type for this network interface to identify whether the IPv6 feature is enabled or not. If not specified, IPV4_ONLY will be used. This field can be both set at instance creation and update network interface operations.
+            "subinterfaces": [ # SubInterfaces help enable L2 communication for the instance over subnetworks that support L2. Every network interface will get a default untagged (vlan not specified) subinterface. Users can specify additional tagged subinterfaces which are sub-fields to the Network Interface.
+              {
+                "ipAddress": "A String", # An IPv4 internal IP address to assign to the instance for this subinterface. If specified, ip_allocation_mode should be set to ALLOCATE_IP.
+                "ipAllocationMode": "A String",
+                "subnetwork": "A String", # If specified, this subnetwork must belong to the same network as that of the network interface. If not specified the subnet of network interface will be used. If you specify this property, you can specify the subnetwork as a full or partial URL. For example, the following are all valid URLs: - https://www.googleapis.com/compute/v1/projects/project/regions/region /subnetworks/subnetwork - regions/region/subnetworks/subnetwork
+                "vlan": 42, # VLAN tag. Should match the VLAN(s) supported by the subnetwork to which this subinterface is connecting.
+              },
+            ],
+            "subnetwork": "A String", # The URL of the Subnetwork resource for this instance. If the network resource is in legacy mode, do not specify this field. If the network is in auto subnet mode, specifying the subnetwork is optional. If the network is in custom subnet mode, specifying the subnetwork is required. If you specify this field, you can specify the subnetwork as a full or partial URL. For example, the following are all valid URLs: - https://www.googleapis.com/compute/v1/projects/project/regions/region /subnetworks/subnetwork - regions/region/subnetworks/subnetwork
+          },
+        ],
+        "networkPerformanceConfig": { # Note that for MachineImage, this is not supported yet.
+          "externalIpEgressBandwidthTier": "A String",
+          "totalEgressBandwidthTier": "A String",
+        },
+        "postKeyRevocationActionType": "A String", # PostKeyRevocationActionType of the instance.
+        "privateIpv6GoogleAccess": "A String", # The private IPv6 google access type for VMs. If not specified, use INHERIT_FROM_SUBNETWORK as default. Note that for MachineImage, this is not supported yet.
+        "reservationAffinity": { # Specifies the reservations that this instance can consume from. # Specifies the reservations that instances can consume from. Note that for MachineImage, this is not supported yet.
+          "consumeReservationType": "A String", # Specifies the type of reservation from which this instance can consume resources: ANY_RESERVATION (default), SPECIFIC_RESERVATION, or NO_RESERVATION. See Consuming reserved instances for examples.
+          "key": "A String", # Corresponds to the label key of a reservation resource. To target a SPECIFIC_RESERVATION by name, specify googleapis.com/reservation-name as the key and specify the name of your reservation as its value.
+          "values": [ # Corresponds to the label values of a reservation resource. This can be either a name to a reservation in the same project or "projects/different-project/reservations/some-reservation-name" to target a shared reservation in the same zone but in a different project.
+            "A String",
+          ],
+        },
+        "resourcePolicies": [ # Resource policies (names, not ULRs) applied to instances created from these properties. Note that for MachineImage, this is not supported yet.
+          "A String",
+        ],
+        "scheduling": { # Sets the scheduling options for an Instance. NextID: 21 # Specifies the scheduling options for the instances that are created from these properties.
+          "automaticRestart": True or False, # Specifies whether the instance should be automatically restarted if it is terminated by Compute Engine (not terminated by a user). You can only set the automatic restart option for standard instances. Preemptible instances cannot be automatically restarted. By default, this is set to true so an instance is automatically restarted if it is terminated by Compute Engine.
+          "availabilityDomain": 42, # Specifies the availability domain (AD), which this instance should be scheduled on. The AD belongs to the spread GroupPlacementPolicy resource policy that has been assigned to the instance. Specify a value between 1-max count of availability domains in your GroupPlacementPolicy. See go/placement-policy-extension for more details.
+          "currentCpus": 42, # Current number of vCPUs available for VM. 0 or unset means default vCPUs of the current machine type.
+          "currentMemoryMb": "A String", # Current amount of memory (in MB) available for VM. 0 or unset means default amount of memory of the current machine type.
+          "hostErrorTimeoutSeconds": 42, # Specify the time in seconds for host error detection, the value must be within the range of [90, 330] with the increment of 30, if unset, the default behavior of host error recovery will be used.
+          "instanceTerminationAction": "A String", # Specifies the termination action for the instance.
+          "latencyTolerant": True or False, # Defines whether the instance is tolerant of higher cpu latency. This can only be set during instance creation, or when the instance is not currently running. It must not be set if the preemptible option is also set.
+          "locationHint": "A String", # An opaque location hint used to place the instance close to other resources. This field is for use by internal tools that use the public API.
+          "maintenanceFreezeDurationHours": 42, # Specifies the number of hours after VM instance creation where the VM won't be scheduled for maintenance.
+          "maintenanceInterval": "A String", # For more information about maintenance intervals, see Setting maintenance intervals.
+          "minNodeCpus": 42, # The minimum number of virtual CPUs this instance will consume when running on a sole-tenant node.
+          "nodeAffinities": [ # A set of node affinity and anti-affinity configurations. Refer to Configuring node affinity for more information. Overrides reservationAffinity.
+            { # Node Affinity: the configuration of desired nodes onto which this Instance could be scheduled.
+              "key": "A String", # Corresponds to the label key of Node resource.
+              "operator": "A String", # Defines the operation of node selection. Valid operators are IN for affinity and NOT_IN for anti-affinity.
+              "values": [ # Corresponds to the label values of Node resource.
+                "A String",
+              ],
+            },
+          ],
+          "onHostMaintenance": "A String", # Defines the maintenance behavior for this instance. For standard instances, the default behavior is MIGRATE. For preemptible instances, the default and only possible behavior is TERMINATE. For more information, see Setting Instance Scheduling Options.
+          "preemptible": True or False, # Defines whether the instance is preemptible. This can only be set during instance creation or while the instance is stopped and therefore, in a `TERMINATED` state. See Instance Life Cycle for more information on the possible instance states.
+          "provisioningModel": "A String", # Specifies the provisioning model of the instance.
+        },
+        "secureTags": [ # [Input Only] Secure tags to apply to this instance. Maximum number of secure tags allowed is 50. Note that for MachineImage, this is not supported yet.
+          "A String",
+        ],
+        "serviceAccounts": [ # A list of service accounts with specified scopes. Access tokens for these service accounts are available to the instances that are created from these properties. Use metadata queries to obtain the access tokens for these instances.
+          { # A service account.
+            "email": "A String", # Email address of the service account.
+            "scopes": [ # The list of scopes to be made available for this service account.
+              "A String",
+            ],
+          },
+        ],
+        "shieldedInstanceConfig": { # A set of Shielded Instance options. # Note that for MachineImage, this is not supported yet.
+          "enableIntegrityMonitoring": True or False, # Defines whether the instance has integrity monitoring enabled. Enabled by default.
+          "enableSecureBoot": True or False, # Defines whether the instance has Secure Boot enabled. Disabled by default.
+          "enableVtpm": True or False, # Defines whether the instance has the vTPM enabled. Enabled by default.
+        },
+        "shieldedVmConfig": { # A set of Shielded VM options. # Specifies the Shielded VM options for the instances that are created from these properties.
+          "enableIntegrityMonitoring": True or False, # Defines whether the instance has integrity monitoring enabled.
+          "enableSecureBoot": True or False, # Defines whether the instance has Secure Boot enabled.
+          "enableVtpm": True or False, # Defines whether the instance has the vTPM enabled.
+        },
+        "tags": { # A set of instance tags. # A list of tags to apply to the instances that are created from these properties. The tags identify valid sources or targets for network firewalls. The setTags method can modify this list of tags. Each tag within the list must comply with RFC1035.
+          "fingerprint": "A String", # Specifies a fingerprint for this request, which is essentially a hash of the tags' contents and used for optimistic locking. The fingerprint is initially generated by Compute Engine and changes after every request to modify or update tags. You must always provide an up-to-date fingerprint hash in order to update or change tags. To see the latest fingerprint, make get() request to the instance.
+          "items": [ # An array of tags. Each tag must be 1-63 characters long, and comply with RFC1035.
+            "A String",
+          ],
+        },
+      },
       "kind": "compute#machineImage", # [Output Only] The resource type, which is always compute#machineImage for machine image.
       "machineImageEncryptionKey": { # Encrypts the machine image using a customer-supplied encryption key. After you encrypt a machine image using a customer-supplied key, you must provide the same key if you use the machine image later. For example, you must provide the encryption key when you create an instance from the encrypted machine image in a future request. Customer-supplied encryption keys do not protect access to metadata of the machine image. If you do not provide an encryption key when creating the machine image, then the machine image will be encrypted using an automatically generated key and you do not need to provide a key to use the machine image later.
         "kmsKeyName": "A String", # The name of the encryption key that is stored in Google Cloud KMS. For example: "kmsKeyName": "projects/kms_project_id/locations/region/keyRings/ key_region/cryptoKeys/key
@@ -785,6 +1620,14 @@
       },
       "name": "A String", # Name of the resource; provided by the client when the resource is created. The name must be 1-63 characters long, and comply with RFC1035. Specifically, the name must be 1-63 characters long and match the regular expression `[a-z]([-a-z0-9]*[a-z0-9])?` which means the first character must be a lowercase letter, and all following characters must be a dash, lowercase letter, or digit, except the last character, which cannot be a dash.
       "satisfiesPzs": True or False, # [Output Only] Reserved for future use.
+      "savedDisks": [ # An array of Machine Image specific properties for disks attached to the source instance
+        { # An instance-attached disk resource.
+          "kind": "compute#savedDisk", # [Output Only] Type of the resource. Always compute#savedDisk for attached disks.
+          "sourceDisk": "A String", # Specifies a URL of the disk attached to the source instance.
+          "storageBytes": "A String", # [Output Only] Size of the individual disk snapshot used by this machine image.
+          "storageBytesStatus": "A String", # [Output Only] An indicator whether storageBytes is in a stable state or it is being adjusted as a result of shared storage reallocation. This status can either be UPDATING, meaning the size of the snapshot is being updated, or UP_TO_DATE, meaning the size of the snapshot is up-to-date.
+        },
+      ],
       "selfLink": "A String", # [Output Only] The URL for this machine image. The server defines this URL.
       "selfLinkWithId": "A String", # [Output Only] Server-defined URL for this resource with the resource id.
       "sourceDiskEncryptionKeys": [ # [Input Only] The customer-supplied encryption key of the disks attached to the source instance. Required if the source disk is protected by a customer-supplied encryption key.
@@ -868,9 +1711,9 @@
                 "natIP": "A String", # An external IP address associated with this instance. Specify an unused static external IP address available to the project or leave this field undefined to use an IP from a shared ephemeral IP address pool. If you specify a static external IP address, it must live in the same region as the zone of the instance.
                 "networkTier": "A String", # This signifies the networking tier used for configuring this access configuration and can only take the following values: PREMIUM, STANDARD. If an AccessConfig is specified without a valid external IP address, an ephemeral IP will be created with this networkTier. If an AccessConfig with a valid external IP address is specified, it must match that of the networkTier associated with the Address resource owning that IP.
                 "publicDnsName": "A String", # [Output Only] The public DNS domain name for the instance.
-                "publicPtrDomainName": "A String", # The DNS domain name for the public PTR record. You can set this field only if the `setPublicPtr` field is enabled.
+                "publicPtrDomainName": "A String", # The DNS domain name for the public PTR record. You can set this field only if the `setPublicPtr` field is enabled in accessConfig. If this field is unspecified in ipv6AccessConfig, a default PTR record will be createc for first IP in associated external IPv6 range.
                 "setPublicDns": True or False, # Specifies whether a public DNS 'A' record should be created for the external IP address of this access configuration.
-                "setPublicPtr": True or False, # Specifies whether a public DNS 'PTR' record should be created to map the external IP address of the instance to a DNS domain name.
+                "setPublicPtr": True or False, # Specifies whether a public DNS 'PTR' record should be created to map the external IP address of the instance to a DNS domain name. This field is not used in ipv6AccessConfig. A default PTR record will be created if the VM has external IPv6 range associated.
                 "type": "ONE_TO_ONE_NAT", # The type of configuration. The default and only option is ONE_TO_ONE_NAT.
               },
             ],
@@ -891,9 +1734,9 @@
                 "natIP": "A String", # An external IP address associated with this instance. Specify an unused static external IP address available to the project or leave this field undefined to use an IP from a shared ephemeral IP address pool. If you specify a static external IP address, it must live in the same region as the zone of the instance.
                 "networkTier": "A String", # This signifies the networking tier used for configuring this access configuration and can only take the following values: PREMIUM, STANDARD. If an AccessConfig is specified without a valid external IP address, an ephemeral IP will be created with this networkTier. If an AccessConfig with a valid external IP address is specified, it must match that of the networkTier associated with the Address resource owning that IP.
                 "publicDnsName": "A String", # [Output Only] The public DNS domain name for the instance.
-                "publicPtrDomainName": "A String", # The DNS domain name for the public PTR record. You can set this field only if the `setPublicPtr` field is enabled.
+                "publicPtrDomainName": "A String", # The DNS domain name for the public PTR record. You can set this field only if the `setPublicPtr` field is enabled in accessConfig. If this field is unspecified in ipv6AccessConfig, a default PTR record will be createc for first IP in associated external IPv6 range.
                 "setPublicDns": True or False, # Specifies whether a public DNS 'A' record should be created for the external IP address of this access configuration.
-                "setPublicPtr": True or False, # Specifies whether a public DNS 'PTR' record should be created to map the external IP address of the instance to a DNS domain name.
+                "setPublicPtr": True or False, # Specifies whether a public DNS 'PTR' record should be created to map the external IP address of the instance to a DNS domain name. This field is not used in ipv6AccessConfig. A default PTR record will be created if the VM has external IPv6 range associated.
                 "type": "ONE_TO_ONE_NAT", # The type of configuration. The default and only option is ONE_TO_ONE_NAT.
               },
             ],
@@ -917,7 +1760,7 @@
             "subnetwork": "A String", # The URL of the Subnetwork resource for this instance. If the network resource is in legacy mode, do not specify this field. If the network is in auto subnet mode, specifying the subnetwork is optional. If the network is in custom subnet mode, specifying the subnetwork is required. If you specify this field, you can specify the subnetwork as a full or partial URL. For example, the following are all valid URLs: - https://www.googleapis.com/compute/v1/projects/project/regions/region /subnetworks/subnetwork - regions/region/subnetworks/subnetwork
           },
         ],
-        "postKeyRevocationActionType": "A String", # PostKeyRevocationActionType of the instance. (will be deprecated soon)
+        "postKeyRevocationActionType": "A String", # PostKeyRevocationActionType of the instance.
         "scheduling": { # Sets the scheduling options for an Instance. NextID: 21 # Specifies the scheduling options for the instances that are created from this machine image.
           "automaticRestart": True or False, # Specifies whether the instance should be automatically restarted if it is terminated by Compute Engine (not terminated by a user). You can only set the automatic restart option for standard instances. Preemptible instances cannot be automatically restarted. By default, this is set to true so an instance is automatically restarted if it is terminated by Compute Engine.
           "availabilityDomain": 42, # Specifies the availability domain (AD), which this instance should be scheduled on. The AD belongs to the spread GroupPlacementPolicy resource policy that has been assigned to the instance. Specify a value between 1-max count of availability domains in your GroupPlacementPolicy. See go/placement-policy-extension for more details.