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.instances.html b/docs/dyn/compute_alpha.instances.html
index 42f3566..93a051a 100644
--- a/docs/dyn/compute_alpha.instances.html
+++ b/docs/dyn/compute_alpha.instances.html
@@ -257,9 +257,9 @@
   "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.
 }
 
@@ -291,6 +291,9 @@
   "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.
@@ -365,6 +368,9 @@
   "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.
@@ -592,9 +598,9 @@
                   "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.
                 },
               ],
@@ -615,9 +621,9 @@
                   "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.
                 },
               ],
@@ -939,6 +945,9 @@
   "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.
@@ -1153,9 +1162,9 @@
             "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.
           },
         ],
@@ -1176,9 +1185,9 @@
             "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.
           },
         ],
@@ -1311,7 +1320,7 @@
     "zone": "A String", # [Output Only] URL of the zone where the instance resides. You must specify this field as part of the HTTP request URL. It is not settable as a field in the request body.
   },
   "instanceProperties": { # The instance properties defining the VM instances to be created. Required if sourceInstanceTemplate is not provided.
-    "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.
+    "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.
@@ -1319,7 +1328,7 @@
       "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.
+    "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.
@@ -1428,7 +1437,7 @@
         ],
       },
     ],
-    "displayDevice": { # A set of Display Device options # Display Device properties to enable support for remote display products like: Teradici, VNC and TeamViewer
+    "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.
@@ -1463,9 +1472,9 @@
             "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.
           },
         ],
@@ -1486,9 +1495,9 @@
             "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.
           },
         ],
@@ -1512,20 +1521,20 @@
         "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": {
+    "networkPerformanceConfig": { # Note that for MachineImage, this is not supported yet.
       "externalIpEgressBandwidthTier": "A String",
       "totalEgressBandwidthTier": "A String",
     },
-    "postKeyRevocationActionType": "A String", # PostKeyRevocationActionType of the instance.(will be deprecated soon)
-    "privateIpv6GoogleAccess": "A String", # The private IPv6 google access type for VMs. If not specified, use INHERIT_FROM_SUBNETWORK as default.
-    "reservationAffinity": { # Specifies the reservations that this instance can consume from. # Specifies the reservations that instances can consume from.
+    "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.
+    "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.
@@ -1553,7 +1562,7 @@
       "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.
+    "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.
@@ -1564,7 +1573,7 @@
         ],
       },
     ],
-    "shieldedInstanceConfig": { # A set of Shielded Instance options.
+    "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.
@@ -1627,6 +1636,9 @@
   "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.
@@ -1697,6 +1709,9 @@
   "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.
@@ -1764,6 +1779,9 @@
   "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.
@@ -1830,6 +1848,9 @@
   "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.
@@ -2048,9 +2069,9 @@
           "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.
         },
       ],
@@ -2071,9 +2092,9 @@
           "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.
         },
       ],
@@ -2317,7 +2338,7 @@
         "enable": True or False, # This field denotes whether to enable logging for a particular firewall rule.
         "metadata": "A String", # This field can only be specified for a particular firewall rule if logging is enabled for that rule. This field denotes whether to include or exclude metadata for firewall logs.
       },
-      "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])?. The first character must be a lowercase letter, and all following characters (except for the last character) must be a dash, lowercase letter, or digit. The last character must be a lowercase letter or digit.
+      "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])?`. The first character must be a lowercase letter, and all following characters (except for the last character) must be a dash, lowercase letter, or digit. The last character must be a lowercase letter or digit.
       "network": "A String", # URL of the network resource for this firewall rule. If not specified when creating a firewall rule, the default network is used: global/networks/default If you choose to specify this field, 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/myproject/global/networks/my-network - projects/myproject/global/networks/my-network - global/networks/default
       "priority": 42, # Priority for this rule. This is an integer between `0` and `65535`, both inclusive. The default value is `1000`. Relative priorities determine which rule takes effect if multiple rules apply. Lower values indicate higher priority. For example, a rule with priority `0` has higher precedence than a rule with priority `1`. DENY rules take precedence over ALLOW rules if they have equal priority. Note that VPC networks have implied rules with a priority of `65535`. To avoid conflicts with the implied rules, use a priority number less than `65535`.
       "selfLink": "A String", # [Output Only] Server-defined URL for the resource.
@@ -2866,9 +2887,9 @@
           "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.
         },
       ],
@@ -2889,9 +2910,9 @@
           "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.
         },
       ],
@@ -3054,6 +3075,9 @@
   "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.
@@ -3279,9 +3303,9 @@
               "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.
             },
           ],
@@ -3302,9 +3326,9 @@
               "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.
             },
           ],
@@ -3564,6 +3588,9 @@
   "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.
@@ -3638,6 +3665,9 @@
   "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.
@@ -3703,6 +3733,9 @@
   "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.
@@ -3793,6 +3826,9 @@
   "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.
@@ -3874,6 +3910,9 @@
   "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.
@@ -3941,6 +3980,9 @@
   "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.
@@ -4228,6 +4270,9 @@
   "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.
@@ -4305,6 +4350,9 @@
   "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.
@@ -4377,6 +4425,9 @@
   "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.
@@ -4456,6 +4507,9 @@
   "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.
@@ -4528,6 +4582,9 @@
   "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.
@@ -4601,6 +4658,9 @@
   "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.
@@ -4695,6 +4755,9 @@
   "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.
@@ -4770,6 +4833,9 @@
   "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.
@@ -4842,6 +4908,9 @@
   "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.
@@ -4914,6 +4983,9 @@
   "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.
@@ -4989,6 +5061,9 @@
   "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.
@@ -5053,6 +5128,9 @@
   "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.
@@ -5118,6 +5196,9 @@
   "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.
@@ -5208,6 +5289,9 @@
   "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.
@@ -5274,6 +5358,9 @@
   "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.
@@ -5340,6 +5427,9 @@
   "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.
@@ -5585,9 +5675,9 @@
           "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.
         },
       ],
@@ -5608,9 +5698,9 @@
           "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.
         },
       ],
@@ -5784,6 +5874,9 @@
   "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.
@@ -5833,9 +5926,9 @@
   "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.
 }
 
@@ -5867,6 +5960,9 @@
   "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.
@@ -5939,6 +6035,9 @@
   "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.
@@ -5990,9 +6089,9 @@
       "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.
     },
   ],
@@ -6013,9 +6112,9 @@
       "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.
     },
   ],
@@ -6067,6 +6166,9 @@
   "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.
@@ -6141,6 +6243,9 @@
   "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.
@@ -6215,6 +6320,9 @@
   "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.