chore: regens API reference docs (#889)

diff --git a/docs/dyn/doubleclicksearch_v2.conversion.html b/docs/dyn/doubleclicksearch_v2.conversion.html
index 5792954..0d2d336 100644
--- a/docs/dyn/doubleclicksearch_v2.conversion.html
+++ b/docs/dyn/doubleclicksearch_v2.conversion.html
@@ -72,22 +72,19 @@
 
 </style>
 
-<h1><a href="doubleclicksearch_v2.html">DoubleClick Search API</a> . <a href="doubleclicksearch_v2.conversion.html">conversion</a></h1>
+<h1><a href="doubleclicksearch_v2.html">Search Ads 360 API</a> . <a href="doubleclicksearch_v2.conversion.html">conversion</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
   <code><a href="#get">get(agencyId, advertiserId, engineAccountId, endDate, rowCount, startDate, startRow, adGroupId=None, campaignId=None, adId=None, criterionId=None)</a></code></p>
 <p class="firstline">Retrieves a list of conversions from a DoubleClick Search engine account.</p>
 <p class="toc_element">
-  <code><a href="#insert">insert(body)</a></code></p>
+  <code><a href="#insert">insert(body=None)</a></code></p>
 <p class="firstline">Inserts a batch of new conversions into DoubleClick Search.</p>
 <p class="toc_element">
-  <code><a href="#patch">patch(advertiserId, agencyId, endDate, engineAccountId, rowCount, startDate, startRow, body)</a></code></p>
-<p class="firstline">Updates a batch of conversions in DoubleClick Search. This method supports patch semantics.</p>
-<p class="toc_element">
-  <code><a href="#update">update(body)</a></code></p>
+  <code><a href="#update">update(body=None)</a></code></p>
 <p class="firstline">Updates a batch of conversions in DoubleClick Search.</p>
 <p class="toc_element">
-  <code><a href="#updateAvailability">updateAvailability(body)</a></code></p>
+  <code><a href="#updateAvailability">updateAvailability(body=None)</a></code></p>
 <p class="firstline">Updates the availabilities of a batch of floodlight activities in DoubleClick Search.</p>
 <h3>Method Details</h3>
 <div class="method">
@@ -166,11 +163,11 @@
 </div>
 
 <div class="method">
-    <code class="details" id="insert">insert(body)</code>
+    <code class="details" id="insert">insert(body=None)</code>
   <pre>Inserts a batch of new conversions into DoubleClick Search.
 
 Args:
-  body: object, The request body. (required)
+  body: object, The request body.
     The object takes the form of:
 
 { # A list of conversions.
@@ -287,139 +284,11 @@
 </div>
 
 <div class="method">
-    <code class="details" id="patch">patch(advertiserId, agencyId, endDate, engineAccountId, rowCount, startDate, startRow, body)</code>
-  <pre>Updates a batch of conversions in DoubleClick Search. This method supports patch semantics.
-
-Args:
-  advertiserId: string, Numeric ID of the advertiser. (required)
-  agencyId: string, Numeric ID of the agency. (required)
-  endDate: integer, Last date (inclusive) on which to retrieve conversions. Format is yyyymmdd. (required)
-  engineAccountId: string, Numeric ID of the engine account. (required)
-  rowCount: integer, The number of conversions to return per call. (required)
-  startDate: integer, First date (inclusive) on which to retrieve conversions. Format is yyyymmdd. (required)
-  startRow: integer, The 0-based starting index for retrieving conversions results. (required)
-  body: object, The request body. (required)
-    The object takes the form of:
-
-{ # A list of conversions.
-    "conversion": [ # The conversions being requested.
-      { # A conversion containing data relevant to DoubleClick Search.
-        "customDimension": [ # Custom dimensions for the conversion, which can be used to filter data in a report.
-          { # A message containing the custome dimension.
-            "name": "A String", # Custom dimension name.
-            "value": "A String", # Custom dimension value.
-          },
-        ],
-        "adGroupId": "A String", # DS ad group ID.
-        "segmentationName": "A String", # The friendly segmentation identifier (for example, DoubleClick Search Floodlight activity name).
-        "attributionModel": "A String", # Available to advertisers only after contacting DoubleClick Search customer support.
-        "campaignId": "A String", # DS campaign ID.
-        "revenueMicros": "A String", # The revenue amount of this TRANSACTION conversion, in micros (value multiplied by 1000000, no decimal). For example, to specify a revenue value of "10" enter "10000000" (10 million) in your request.
-        "advertiserId": "A String", # DS advertiser ID.
-        "countMillis": "A String", # Available to advertisers only after contacting DoubleClick Search customer support.
-        "conversionTimestamp": "A String", # The time at which the conversion took place, in epoch millis UTC.
-        "clickId": "A String", # DS click ID for the conversion.
-        "dsConversionId": "A String", # ID that DoubleClick Search generates for each conversion.
-        "currencyCode": "A String", # The currency code for the conversion's revenue. Should be in ISO 4217 alphabetic (3-char) format.
-        "productCountry": "A String", # The country registered for the Merchant Center feed that contains the product. Use an ISO 3166 code to specify a country.
-        "state": "A String", # The state of the conversion, that is, either ACTIVE or REMOVED. Note: state DELETED is deprecated.
-        "deviceType": "A String", # The type of device on which the conversion occurred.
-        "adId": "A String", # DS ad ID.
-        "conversionId": "A String", # For offline conversions, advertisers provide this ID. Advertisers can specify any ID that is meaningful to them. Each conversion in a request must specify a unique ID, and the combination of ID and timestamp must be unique amongst all conversions within the advertiser.
-            # For online conversions, DS copies the dsConversionId or floodlightOrderId into this property depending on the advertiser's Floodlight instructions.
-        "conversionModifiedTimestamp": "A String", # The time at which the conversion was last modified, in epoch millis UTC.
-        "channel": "A String", # Sales channel for the product. Acceptable values are:
-            # - "local": a physical store
-            # - "online": an online store
-        "productId": "A String", # The product ID (SKU).
-        "segmentationId": "A String", # The numeric segmentation identifier (for example, DoubleClick Search Floodlight activity ID).
-        "agencyId": "A String", # DS agency ID.
-        "storeId": "A String", # The ID of the local store for which the product was advertised. Applicable only when the channel is "local".
-        "quantityMillis": "A String", # The quantity of this conversion, in millis.
-        "criterionId": "A String", # DS criterion (keyword) ID.
-        "floodlightOrderId": "A String", # The Floodlight order ID provided by the advertiser for the conversion.
-        "segmentationType": "A String", # The segmentation type of this conversion (for example, FLOODLIGHT).
-        "customMetric": [ # Custom metrics for the conversion.
-          { # A message containing the custome metric.
-            "name": "A String", # Custom metric name.
-            "value": 3.14, # Custom metric numeric value.
-          },
-        ],
-        "engineAccountId": "A String", # DS engine account ID.
-        "type": "A String", # The type of the conversion, that is, either ACTION or TRANSACTION. An ACTION conversion is an action by the user that has no monetarily quantifiable value, while a TRANSACTION conversion is an action that does have a monetarily quantifiable value. Examples are email list signups (ACTION) versus ecommerce purchases (TRANSACTION).
-        "productGroupId": "A String", # DS product group ID.
-        "inventoryAccountId": "A String", # ID that DS generates and uses to uniquely identify the inventory account that contains the product.
-        "productLanguage": "A String", # The language registered for the Merchant Center feed that contains the product. Use an ISO 639 code to specify a language.
-      },
-    ],
-    "kind": "doubleclicksearch#conversionList", # Identifies this as a ConversionList resource. Value: the fixed string doubleclicksearch#conversionList.
-  }
-
-
-Returns:
-  An object of the form:
-
-    { # A list of conversions.
-      "conversion": [ # The conversions being requested.
-        { # A conversion containing data relevant to DoubleClick Search.
-          "customDimension": [ # Custom dimensions for the conversion, which can be used to filter data in a report.
-            { # A message containing the custome dimension.
-              "name": "A String", # Custom dimension name.
-              "value": "A String", # Custom dimension value.
-            },
-          ],
-          "adGroupId": "A String", # DS ad group ID.
-          "segmentationName": "A String", # The friendly segmentation identifier (for example, DoubleClick Search Floodlight activity name).
-          "attributionModel": "A String", # Available to advertisers only after contacting DoubleClick Search customer support.
-          "campaignId": "A String", # DS campaign ID.
-          "revenueMicros": "A String", # The revenue amount of this TRANSACTION conversion, in micros (value multiplied by 1000000, no decimal). For example, to specify a revenue value of "10" enter "10000000" (10 million) in your request.
-          "advertiserId": "A String", # DS advertiser ID.
-          "countMillis": "A String", # Available to advertisers only after contacting DoubleClick Search customer support.
-          "conversionTimestamp": "A String", # The time at which the conversion took place, in epoch millis UTC.
-          "clickId": "A String", # DS click ID for the conversion.
-          "dsConversionId": "A String", # ID that DoubleClick Search generates for each conversion.
-          "currencyCode": "A String", # The currency code for the conversion's revenue. Should be in ISO 4217 alphabetic (3-char) format.
-          "productCountry": "A String", # The country registered for the Merchant Center feed that contains the product. Use an ISO 3166 code to specify a country.
-          "state": "A String", # The state of the conversion, that is, either ACTIVE or REMOVED. Note: state DELETED is deprecated.
-          "deviceType": "A String", # The type of device on which the conversion occurred.
-          "adId": "A String", # DS ad ID.
-          "conversionId": "A String", # For offline conversions, advertisers provide this ID. Advertisers can specify any ID that is meaningful to them. Each conversion in a request must specify a unique ID, and the combination of ID and timestamp must be unique amongst all conversions within the advertiser.
-              # For online conversions, DS copies the dsConversionId or floodlightOrderId into this property depending on the advertiser's Floodlight instructions.
-          "conversionModifiedTimestamp": "A String", # The time at which the conversion was last modified, in epoch millis UTC.
-          "channel": "A String", # Sales channel for the product. Acceptable values are:
-              # - "local": a physical store
-              # - "online": an online store
-          "productId": "A String", # The product ID (SKU).
-          "segmentationId": "A String", # The numeric segmentation identifier (for example, DoubleClick Search Floodlight activity ID).
-          "agencyId": "A String", # DS agency ID.
-          "storeId": "A String", # The ID of the local store for which the product was advertised. Applicable only when the channel is "local".
-          "quantityMillis": "A String", # The quantity of this conversion, in millis.
-          "criterionId": "A String", # DS criterion (keyword) ID.
-          "floodlightOrderId": "A String", # The Floodlight order ID provided by the advertiser for the conversion.
-          "segmentationType": "A String", # The segmentation type of this conversion (for example, FLOODLIGHT).
-          "customMetric": [ # Custom metrics for the conversion.
-            { # A message containing the custome metric.
-              "name": "A String", # Custom metric name.
-              "value": 3.14, # Custom metric numeric value.
-            },
-          ],
-          "engineAccountId": "A String", # DS engine account ID.
-          "type": "A String", # The type of the conversion, that is, either ACTION or TRANSACTION. An ACTION conversion is an action by the user that has no monetarily quantifiable value, while a TRANSACTION conversion is an action that does have a monetarily quantifiable value. Examples are email list signups (ACTION) versus ecommerce purchases (TRANSACTION).
-          "productGroupId": "A String", # DS product group ID.
-          "inventoryAccountId": "A String", # ID that DS generates and uses to uniquely identify the inventory account that contains the product.
-          "productLanguage": "A String", # The language registered for the Merchant Center feed that contains the product. Use an ISO 639 code to specify a language.
-        },
-      ],
-      "kind": "doubleclicksearch#conversionList", # Identifies this as a ConversionList resource. Value: the fixed string doubleclicksearch#conversionList.
-    }</pre>
-</div>
-
-<div class="method">
-    <code class="details" id="update">update(body)</code>
+    <code class="details" id="update">update(body=None)</code>
   <pre>Updates a batch of conversions in DoubleClick Search.
 
 Args:
-  body: object, The request body. (required)
+  body: object, The request body.
     The object takes the form of:
 
 { # A list of conversions.
@@ -536,11 +405,11 @@
 </div>
 
 <div class="method">
-    <code class="details" id="updateAvailability">updateAvailability(body)</code>
+    <code class="details" id="updateAvailability">updateAvailability(body=None)</code>
   <pre>Updates the availabilities of a batch of floodlight activities in DoubleClick Search.
 
 Args:
-  body: object, The request body. (required)
+  body: object, The request body.
     The object takes the form of:
 
 { # The request to update availability.