diff --git a/docs/dyn/analyticsadmin_v1alpha.accounts.html b/docs/dyn/analyticsadmin_v1alpha.accounts.html
index 781473f8e35..deae01401cf 100644
--- a/docs/dyn/analyticsadmin_v1alpha.accounts.html
+++ b/docs/dyn/analyticsadmin_v1alpha.accounts.html
@@ -379,6 +379,28 @@ <h3>Method Details</h3>
               &quot;parameterName&quot;: &quot;A String&quot;, # Required. Immutable. Tagging name for this custom metric. If this is an event-scoped metric, then this is the event parameter name. May only contain alphanumeric and underscore charactes, starting with a letter. Max length of 40 characters for event-scoped metrics.
               &quot;scope&quot;: &quot;A String&quot;, # Required. Immutable. The scope of this custom metric.
             },
+            &quot;displayVideo360AdvertiserLink&quot;: { # A link between a GA4 property and a Display &amp; Video 360 advertiser. # A snapshot of a DisplayVideo360AdvertiserLink resource in change history.
+              &quot;adsPersonalizationEnabled&quot;: True or False, # Enables personalized advertising features with this integration. If this field is not set on create/update, it will be defaulted to true.
+              &quot;advertiserDisplayName&quot;: &quot;A String&quot;, # Output only. The display name of the Display &amp; Video 360 Advertiser.
+              &quot;advertiserId&quot;: &quot;A String&quot;, # Immutable. The Display &amp; Video 360 Advertiser&#x27;s advertiser ID.
+              &quot;campaignDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of campaign data from Display &amp; Video 360 into the GA4 property. After link creation, this can only be updated from the Display &amp; Video 360 product. If this field is not set on create, it will be defaulted to true.
+              &quot;costDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of cost data from Display &amp; Video 360 into the GA4 property. This can only be enabled if campaign_data_import_enabled is enabled. After link creation, this can only be updated from the Display &amp; Video 360 product. If this field is not set on create, it will be defaulted to true.
+              &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this DisplayVideo360AdvertiserLink resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinks/{linkId} Note: linkId is not the Display &amp; Video 360 Advertiser ID
+            },
+            &quot;displayVideo360AdvertiserLinkProposal&quot;: { # A proposal for a link between an GA4 property and a Display &amp; Video 360 advertiser. A proposal is converted to a DisplayVideo360AdvertiserLink once approved. Google Analytics admins approve inbound proposals while Display &amp; Video 360 admins approve outbound proposals. # A snapshot of a DisplayVideo360AdvertiserLinkProposal resource in change history.
+              &quot;adsPersonalizationEnabled&quot;: True or False, # Immutable. Enables personalized advertising features with this integration. If this field is not set on create, it will be defaulted to true.
+              &quot;advertiserDisplayName&quot;: &quot;A String&quot;, # Output only. The display name of the Display &amp; Video Advertiser. Only populated for proposals that originated from Display &amp; Video 360.
+              &quot;advertiserId&quot;: &quot;A String&quot;, # Immutable. The Display &amp; Video 360 Advertiser&#x27;s advertiser ID.
+              &quot;campaignDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of campaign data from Display &amp; Video 360. If this field is not set on create, it will be defaulted to true.
+              &quot;costDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of cost data from Display &amp; Video 360. This can only be enabled if campaign_data_import_enabled is enabled. If this field is not set on create, it will be defaulted to true.
+              &quot;linkProposalStatusDetails&quot;: { # Status information for a link proposal. # Output only. The status information for this link proposal.
+                &quot;linkProposalInitiatingProduct&quot;: &quot;A String&quot;, # Output only. The source of this proposal.
+                &quot;linkProposalState&quot;: &quot;A String&quot;, # Output only. The state of this proposal.
+                &quot;requestorEmail&quot;: &quot;A String&quot;, # Output only. The email address of the user that proposed this linkage.
+              },
+              &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this DisplayVideo360AdvertiserLinkProposal resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinkProposals/{proposalId} Note: proposalId is not the Display &amp; Video 360 Advertiser ID
+              &quot;validationEmail&quot;: &quot;A String&quot;, # Input only. On a proposal being sent to Display &amp; Video 360, this field must be set to the email address of an admin on the target advertiser. This is used to verify that the Google Analytics admin is aware of at least one admin on the Display &amp; Video 360 Advertiser. This does not restrict approval of the proposal to a single user. Any admin on the Display &amp; Video 360 Advertiser may approve the proposal.
+            },
             &quot;firebaseLink&quot;: { # A link between an GA4 property and a Firebase project. # A snapshot of a FirebaseLink resource in change history.
               &quot;createTime&quot;: &quot;A String&quot;, # Output only. Time when this FirebaseLink was originally created.
               &quot;name&quot;: &quot;A String&quot;, # Output only. Example format: properties/1234/firebaseLinks/5678
@@ -474,6 +496,28 @@ <h3>Method Details</h3>
               &quot;parameterName&quot;: &quot;A String&quot;, # Required. Immutable. Tagging name for this custom metric. If this is an event-scoped metric, then this is the event parameter name. May only contain alphanumeric and underscore charactes, starting with a letter. Max length of 40 characters for event-scoped metrics.
               &quot;scope&quot;: &quot;A String&quot;, # Required. Immutable. The scope of this custom metric.
             },
+            &quot;displayVideo360AdvertiserLink&quot;: { # A link between a GA4 property and a Display &amp; Video 360 advertiser. # A snapshot of a DisplayVideo360AdvertiserLink resource in change history.
+              &quot;adsPersonalizationEnabled&quot;: True or False, # Enables personalized advertising features with this integration. If this field is not set on create/update, it will be defaulted to true.
+              &quot;advertiserDisplayName&quot;: &quot;A String&quot;, # Output only. The display name of the Display &amp; Video 360 Advertiser.
+              &quot;advertiserId&quot;: &quot;A String&quot;, # Immutable. The Display &amp; Video 360 Advertiser&#x27;s advertiser ID.
+              &quot;campaignDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of campaign data from Display &amp; Video 360 into the GA4 property. After link creation, this can only be updated from the Display &amp; Video 360 product. If this field is not set on create, it will be defaulted to true.
+              &quot;costDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of cost data from Display &amp; Video 360 into the GA4 property. This can only be enabled if campaign_data_import_enabled is enabled. After link creation, this can only be updated from the Display &amp; Video 360 product. If this field is not set on create, it will be defaulted to true.
+              &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this DisplayVideo360AdvertiserLink resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinks/{linkId} Note: linkId is not the Display &amp; Video 360 Advertiser ID
+            },
+            &quot;displayVideo360AdvertiserLinkProposal&quot;: { # A proposal for a link between an GA4 property and a Display &amp; Video 360 advertiser. A proposal is converted to a DisplayVideo360AdvertiserLink once approved. Google Analytics admins approve inbound proposals while Display &amp; Video 360 admins approve outbound proposals. # A snapshot of a DisplayVideo360AdvertiserLinkProposal resource in change history.
+              &quot;adsPersonalizationEnabled&quot;: True or False, # Immutable. Enables personalized advertising features with this integration. If this field is not set on create, it will be defaulted to true.
+              &quot;advertiserDisplayName&quot;: &quot;A String&quot;, # Output only. The display name of the Display &amp; Video Advertiser. Only populated for proposals that originated from Display &amp; Video 360.
+              &quot;advertiserId&quot;: &quot;A String&quot;, # Immutable. The Display &amp; Video 360 Advertiser&#x27;s advertiser ID.
+              &quot;campaignDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of campaign data from Display &amp; Video 360. If this field is not set on create, it will be defaulted to true.
+              &quot;costDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of cost data from Display &amp; Video 360. This can only be enabled if campaign_data_import_enabled is enabled. If this field is not set on create, it will be defaulted to true.
+              &quot;linkProposalStatusDetails&quot;: { # Status information for a link proposal. # Output only. The status information for this link proposal.
+                &quot;linkProposalInitiatingProduct&quot;: &quot;A String&quot;, # Output only. The source of this proposal.
+                &quot;linkProposalState&quot;: &quot;A String&quot;, # Output only. The state of this proposal.
+                &quot;requestorEmail&quot;: &quot;A String&quot;, # Output only. The email address of the user that proposed this linkage.
+              },
+              &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this DisplayVideo360AdvertiserLinkProposal resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinkProposals/{proposalId} Note: proposalId is not the Display &amp; Video 360 Advertiser ID
+              &quot;validationEmail&quot;: &quot;A String&quot;, # Input only. On a proposal being sent to Display &amp; Video 360, this field must be set to the email address of an admin on the target advertiser. This is used to verify that the Google Analytics admin is aware of at least one admin on the Display &amp; Video 360 Advertiser. This does not restrict approval of the proposal to a single user. Any admin on the Display &amp; Video 360 Advertiser may approve the proposal.
+            },
             &quot;firebaseLink&quot;: { # A link between an GA4 property and a Firebase project. # A snapshot of a FirebaseLink resource in change history.
               &quot;createTime&quot;: &quot;A String&quot;, # Output only. Time when this FirebaseLink was originally created.
               &quot;name&quot;: &quot;A String&quot;, # Output only. Example format: properties/1234/firebaseLinks/5678
diff --git a/docs/dyn/analyticsadmin_v1alpha.properties.displayVideo360AdvertiserLinkProposals.html b/docs/dyn/analyticsadmin_v1alpha.properties.displayVideo360AdvertiserLinkProposals.html
new file mode 100644
index 00000000000..cf231dc535c
--- /dev/null
+++ b/docs/dyn/analyticsadmin_v1alpha.properties.displayVideo360AdvertiserLinkProposals.html
@@ -0,0 +1,322 @@
+<html><body>
+<style>
+
+body, h1, h2, h3, div, span, p, pre, a {
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+  margin-left: 2 em;
+}
+
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+  margin-top: 1em;
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+  background: #EEE;
+}
+
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+  font-weight: bold;
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+}
+
+</style>
+
+<h1><a href="analyticsadmin_v1alpha.html">Google Analytics Admin API</a> . <a href="analyticsadmin_v1alpha.properties.html">properties</a> . <a href="analyticsadmin_v1alpha.properties.displayVideo360AdvertiserLinkProposals.html">displayVideo360AdvertiserLinkProposals</a></h1>
+<h2>Instance Methods</h2>
+<p class="toc_element">
+  <code><a href="#approve">approve(name, body=None, x__xgafv=None)</a></code></p>
+<p class="firstline">Approves a DisplayVideo360AdvertiserLinkProposal. The DisplayVideo360AdvertiserLinkProposal will be deleted and a new DisplayVideo360AdvertiserLink will be created.</p>
+<p class="toc_element">
+  <code><a href="#cancel">cancel(name, body=None, x__xgafv=None)</a></code></p>
+<p class="firstline">Cancels a DisplayVideo360AdvertiserLinkProposal. Cancelling can mean either: - Declining a proposal initiated from Display & Video 360 - Withdrawing a proposal initiated from Google Analytics After being cancelled, a proposal will eventually be deleted automatically.</p>
+<p class="toc_element">
+  <code><a href="#close">close()</a></code></p>
+<p class="firstline">Close httplib2 connections.</p>
+<p class="toc_element">
+  <code><a href="#create">create(parent, body=None, x__xgafv=None)</a></code></p>
+<p class="firstline">Creates a DisplayVideo360AdvertiserLinkProposal.</p>
+<p class="toc_element">
+  <code><a href="#delete">delete(name, x__xgafv=None)</a></code></p>
+<p class="firstline">Deletes a DisplayVideo360AdvertiserLinkProposal on a property. This can only be used on cancelled proposals.</p>
+<p class="toc_element">
+  <code><a href="#get">get(name, x__xgafv=None)</a></code></p>
+<p class="firstline">Lookup for a single DisplayVideo360AdvertiserLinkProposal.</p>
+<p class="toc_element">
+  <code><a href="#list">list(parent, pageSize=None, pageToken=None, x__xgafv=None)</a></code></p>
+<p class="firstline">Lists DisplayVideo360AdvertiserLinkProposals on a property.</p>
+<p class="toc_element">
+  <code><a href="#list_next">list_next(previous_request, previous_response)</a></code></p>
+<p class="firstline">Retrieves the next page of results.</p>
+<h3>Method Details</h3>
+<div class="method">
+    <code class="details" id="approve">approve(name, body=None, x__xgafv=None)</code>
+  <pre>Approves a DisplayVideo360AdvertiserLinkProposal. The DisplayVideo360AdvertiserLinkProposal will be deleted and a new DisplayVideo360AdvertiserLink will be created.
+
+Args:
+  name: string, Required. The name of the DisplayVideo360AdvertiserLinkProposal to approve. Example format: properties/1234/displayVideo360AdvertiserLinkProposals/5678 (required)
+  body: object, The request body.
+    The object takes the form of:
+
+{ # Request message for ApproveDisplayVideo360AdvertiserLinkProposal RPC.
+}
+
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # Response message for ApproveDisplayVideo360AdvertiserLinkProposal RPC.
+  &quot;displayVideo360AdvertiserLink&quot;: { # A link between a GA4 property and a Display &amp; Video 360 advertiser. # The DisplayVideo360AdvertiserLink created as a result of approving the proposal.
+    &quot;adsPersonalizationEnabled&quot;: True or False, # Enables personalized advertising features with this integration. If this field is not set on create/update, it will be defaulted to true.
+    &quot;advertiserDisplayName&quot;: &quot;A String&quot;, # Output only. The display name of the Display &amp; Video 360 Advertiser.
+    &quot;advertiserId&quot;: &quot;A String&quot;, # Immutable. The Display &amp; Video 360 Advertiser&#x27;s advertiser ID.
+    &quot;campaignDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of campaign data from Display &amp; Video 360 into the GA4 property. After link creation, this can only be updated from the Display &amp; Video 360 product. If this field is not set on create, it will be defaulted to true.
+    &quot;costDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of cost data from Display &amp; Video 360 into the GA4 property. This can only be enabled if campaign_data_import_enabled is enabled. After link creation, this can only be updated from the Display &amp; Video 360 product. If this field is not set on create, it will be defaulted to true.
+    &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this DisplayVideo360AdvertiserLink resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinks/{linkId} Note: linkId is not the Display &amp; Video 360 Advertiser ID
+  },
+}</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="cancel">cancel(name, body=None, x__xgafv=None)</code>
+  <pre>Cancels a DisplayVideo360AdvertiserLinkProposal. Cancelling can mean either: - Declining a proposal initiated from Display &amp; Video 360 - Withdrawing a proposal initiated from Google Analytics After being cancelled, a proposal will eventually be deleted automatically.
+
+Args:
+  name: string, Required. The name of the DisplayVideo360AdvertiserLinkProposal to cancel. Example format: properties/1234/displayVideo360AdvertiserLinkProposals/5678 (required)
+  body: object, The request body.
+    The object takes the form of:
+
+{ # Request message for CancelDisplayVideo360AdvertiserLinkProposal RPC.
+}
+
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # A proposal for a link between an GA4 property and a Display &amp; Video 360 advertiser. A proposal is converted to a DisplayVideo360AdvertiserLink once approved. Google Analytics admins approve inbound proposals while Display &amp; Video 360 admins approve outbound proposals.
+  &quot;adsPersonalizationEnabled&quot;: True or False, # Immutable. Enables personalized advertising features with this integration. If this field is not set on create, it will be defaulted to true.
+  &quot;advertiserDisplayName&quot;: &quot;A String&quot;, # Output only. The display name of the Display &amp; Video Advertiser. Only populated for proposals that originated from Display &amp; Video 360.
+  &quot;advertiserId&quot;: &quot;A String&quot;, # Immutable. The Display &amp; Video 360 Advertiser&#x27;s advertiser ID.
+  &quot;campaignDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of campaign data from Display &amp; Video 360. If this field is not set on create, it will be defaulted to true.
+  &quot;costDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of cost data from Display &amp; Video 360. This can only be enabled if campaign_data_import_enabled is enabled. If this field is not set on create, it will be defaulted to true.
+  &quot;linkProposalStatusDetails&quot;: { # Status information for a link proposal. # Output only. The status information for this link proposal.
+    &quot;linkProposalInitiatingProduct&quot;: &quot;A String&quot;, # Output only. The source of this proposal.
+    &quot;linkProposalState&quot;: &quot;A String&quot;, # Output only. The state of this proposal.
+    &quot;requestorEmail&quot;: &quot;A String&quot;, # Output only. The email address of the user that proposed this linkage.
+  },
+  &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this DisplayVideo360AdvertiserLinkProposal resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinkProposals/{proposalId} Note: proposalId is not the Display &amp; Video 360 Advertiser ID
+  &quot;validationEmail&quot;: &quot;A String&quot;, # Input only. On a proposal being sent to Display &amp; Video 360, this field must be set to the email address of an admin on the target advertiser. This is used to verify that the Google Analytics admin is aware of at least one admin on the Display &amp; Video 360 Advertiser. This does not restrict approval of the proposal to a single user. Any admin on the Display &amp; Video 360 Advertiser may approve the proposal.
+}</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="close">close()</code>
+  <pre>Close httplib2 connections.</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="create">create(parent, body=None, x__xgafv=None)</code>
+  <pre>Creates a DisplayVideo360AdvertiserLinkProposal.
+
+Args:
+  parent: string, Required. Example format: properties/1234 (required)
+  body: object, The request body.
+    The object takes the form of:
+
+{ # A proposal for a link between an GA4 property and a Display &amp; Video 360 advertiser. A proposal is converted to a DisplayVideo360AdvertiserLink once approved. Google Analytics admins approve inbound proposals while Display &amp; Video 360 admins approve outbound proposals.
+  &quot;adsPersonalizationEnabled&quot;: True or False, # Immutable. Enables personalized advertising features with this integration. If this field is not set on create, it will be defaulted to true.
+  &quot;advertiserDisplayName&quot;: &quot;A String&quot;, # Output only. The display name of the Display &amp; Video Advertiser. Only populated for proposals that originated from Display &amp; Video 360.
+  &quot;advertiserId&quot;: &quot;A String&quot;, # Immutable. The Display &amp; Video 360 Advertiser&#x27;s advertiser ID.
+  &quot;campaignDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of campaign data from Display &amp; Video 360. If this field is not set on create, it will be defaulted to true.
+  &quot;costDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of cost data from Display &amp; Video 360. This can only be enabled if campaign_data_import_enabled is enabled. If this field is not set on create, it will be defaulted to true.
+  &quot;linkProposalStatusDetails&quot;: { # Status information for a link proposal. # Output only. The status information for this link proposal.
+    &quot;linkProposalInitiatingProduct&quot;: &quot;A String&quot;, # Output only. The source of this proposal.
+    &quot;linkProposalState&quot;: &quot;A String&quot;, # Output only. The state of this proposal.
+    &quot;requestorEmail&quot;: &quot;A String&quot;, # Output only. The email address of the user that proposed this linkage.
+  },
+  &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this DisplayVideo360AdvertiserLinkProposal resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinkProposals/{proposalId} Note: proposalId is not the Display &amp; Video 360 Advertiser ID
+  &quot;validationEmail&quot;: &quot;A String&quot;, # Input only. On a proposal being sent to Display &amp; Video 360, this field must be set to the email address of an admin on the target advertiser. This is used to verify that the Google Analytics admin is aware of at least one admin on the Display &amp; Video 360 Advertiser. This does not restrict approval of the proposal to a single user. Any admin on the Display &amp; Video 360 Advertiser may approve the proposal.
+}
+
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # A proposal for a link between an GA4 property and a Display &amp; Video 360 advertiser. A proposal is converted to a DisplayVideo360AdvertiserLink once approved. Google Analytics admins approve inbound proposals while Display &amp; Video 360 admins approve outbound proposals.
+  &quot;adsPersonalizationEnabled&quot;: True or False, # Immutable. Enables personalized advertising features with this integration. If this field is not set on create, it will be defaulted to true.
+  &quot;advertiserDisplayName&quot;: &quot;A String&quot;, # Output only. The display name of the Display &amp; Video Advertiser. Only populated for proposals that originated from Display &amp; Video 360.
+  &quot;advertiserId&quot;: &quot;A String&quot;, # Immutable. The Display &amp; Video 360 Advertiser&#x27;s advertiser ID.
+  &quot;campaignDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of campaign data from Display &amp; Video 360. If this field is not set on create, it will be defaulted to true.
+  &quot;costDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of cost data from Display &amp; Video 360. This can only be enabled if campaign_data_import_enabled is enabled. If this field is not set on create, it will be defaulted to true.
+  &quot;linkProposalStatusDetails&quot;: { # Status information for a link proposal. # Output only. The status information for this link proposal.
+    &quot;linkProposalInitiatingProduct&quot;: &quot;A String&quot;, # Output only. The source of this proposal.
+    &quot;linkProposalState&quot;: &quot;A String&quot;, # Output only. The state of this proposal.
+    &quot;requestorEmail&quot;: &quot;A String&quot;, # Output only. The email address of the user that proposed this linkage.
+  },
+  &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this DisplayVideo360AdvertiserLinkProposal resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinkProposals/{proposalId} Note: proposalId is not the Display &amp; Video 360 Advertiser ID
+  &quot;validationEmail&quot;: &quot;A String&quot;, # Input only. On a proposal being sent to Display &amp; Video 360, this field must be set to the email address of an admin on the target advertiser. This is used to verify that the Google Analytics admin is aware of at least one admin on the Display &amp; Video 360 Advertiser. This does not restrict approval of the proposal to a single user. Any admin on the Display &amp; Video 360 Advertiser may approve the proposal.
+}</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="delete">delete(name, x__xgafv=None)</code>
+  <pre>Deletes a DisplayVideo360AdvertiserLinkProposal on a property. This can only be used on cancelled proposals.
+
+Args:
+  name: string, Required. The name of the DisplayVideo360AdvertiserLinkProposal to delete. Example format: properties/1234/displayVideo360AdvertiserLinkProposals/5678 (required)
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # A generic empty message that you can re-use to avoid defining duplicated empty messages in your APIs. A typical example is to use it as the request or the response type of an API method. For instance: service Foo { rpc Bar(google.protobuf.Empty) returns (google.protobuf.Empty); } The JSON representation for `Empty` is empty JSON object `{}`.
+}</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="get">get(name, x__xgafv=None)</code>
+  <pre>Lookup for a single DisplayVideo360AdvertiserLinkProposal.
+
+Args:
+  name: string, Required. The name of the DisplayVideo360AdvertiserLinkProposal to get. Example format: properties/1234/displayVideo360AdvertiserLinkProposals/5678 (required)
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # A proposal for a link between an GA4 property and a Display &amp; Video 360 advertiser. A proposal is converted to a DisplayVideo360AdvertiserLink once approved. Google Analytics admins approve inbound proposals while Display &amp; Video 360 admins approve outbound proposals.
+  &quot;adsPersonalizationEnabled&quot;: True or False, # Immutable. Enables personalized advertising features with this integration. If this field is not set on create, it will be defaulted to true.
+  &quot;advertiserDisplayName&quot;: &quot;A String&quot;, # Output only. The display name of the Display &amp; Video Advertiser. Only populated for proposals that originated from Display &amp; Video 360.
+  &quot;advertiserId&quot;: &quot;A String&quot;, # Immutable. The Display &amp; Video 360 Advertiser&#x27;s advertiser ID.
+  &quot;campaignDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of campaign data from Display &amp; Video 360. If this field is not set on create, it will be defaulted to true.
+  &quot;costDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of cost data from Display &amp; Video 360. This can only be enabled if campaign_data_import_enabled is enabled. If this field is not set on create, it will be defaulted to true.
+  &quot;linkProposalStatusDetails&quot;: { # Status information for a link proposal. # Output only. The status information for this link proposal.
+    &quot;linkProposalInitiatingProduct&quot;: &quot;A String&quot;, # Output only. The source of this proposal.
+    &quot;linkProposalState&quot;: &quot;A String&quot;, # Output only. The state of this proposal.
+    &quot;requestorEmail&quot;: &quot;A String&quot;, # Output only. The email address of the user that proposed this linkage.
+  },
+  &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this DisplayVideo360AdvertiserLinkProposal resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinkProposals/{proposalId} Note: proposalId is not the Display &amp; Video 360 Advertiser ID
+  &quot;validationEmail&quot;: &quot;A String&quot;, # Input only. On a proposal being sent to Display &amp; Video 360, this field must be set to the email address of an admin on the target advertiser. This is used to verify that the Google Analytics admin is aware of at least one admin on the Display &amp; Video 360 Advertiser. This does not restrict approval of the proposal to a single user. Any admin on the Display &amp; Video 360 Advertiser may approve the proposal.
+}</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="list">list(parent, pageSize=None, pageToken=None, x__xgafv=None)</code>
+  <pre>Lists DisplayVideo360AdvertiserLinkProposals on a property.
+
+Args:
+  parent: string, Required. Example format: properties/1234 (required)
+  pageSize: integer, The maximum number of resources to return. If unspecified, at most 50 resources will be returned. The maximum value is 200 (higher values will be coerced to the maximum).
+  pageToken: string, A page token, received from a previous `ListDisplayVideo360AdvertiserLinkProposals` call. Provide this to retrieve the subsequent page. When paginating, all other parameters provided to `ListDisplayVideo360AdvertiserLinkProposals` must match the call that provided the page token.
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # Response message for ListDisplayVideo360AdvertiserLinkProposals RPC.
+  &quot;displayVideo360AdvertiserLinkProposals&quot;: [ # List of DisplayVideo360AdvertiserLinkProposals.
+    { # A proposal for a link between an GA4 property and a Display &amp; Video 360 advertiser. A proposal is converted to a DisplayVideo360AdvertiserLink once approved. Google Analytics admins approve inbound proposals while Display &amp; Video 360 admins approve outbound proposals.
+      &quot;adsPersonalizationEnabled&quot;: True or False, # Immutable. Enables personalized advertising features with this integration. If this field is not set on create, it will be defaulted to true.
+      &quot;advertiserDisplayName&quot;: &quot;A String&quot;, # Output only. The display name of the Display &amp; Video Advertiser. Only populated for proposals that originated from Display &amp; Video 360.
+      &quot;advertiserId&quot;: &quot;A String&quot;, # Immutable. The Display &amp; Video 360 Advertiser&#x27;s advertiser ID.
+      &quot;campaignDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of campaign data from Display &amp; Video 360. If this field is not set on create, it will be defaulted to true.
+      &quot;costDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of cost data from Display &amp; Video 360. This can only be enabled if campaign_data_import_enabled is enabled. If this field is not set on create, it will be defaulted to true.
+      &quot;linkProposalStatusDetails&quot;: { # Status information for a link proposal. # Output only. The status information for this link proposal.
+        &quot;linkProposalInitiatingProduct&quot;: &quot;A String&quot;, # Output only. The source of this proposal.
+        &quot;linkProposalState&quot;: &quot;A String&quot;, # Output only. The state of this proposal.
+        &quot;requestorEmail&quot;: &quot;A String&quot;, # Output only. The email address of the user that proposed this linkage.
+      },
+      &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this DisplayVideo360AdvertiserLinkProposal resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinkProposals/{proposalId} Note: proposalId is not the Display &amp; Video 360 Advertiser ID
+      &quot;validationEmail&quot;: &quot;A String&quot;, # Input only. On a proposal being sent to Display &amp; Video 360, this field must be set to the email address of an admin on the target advertiser. This is used to verify that the Google Analytics admin is aware of at least one admin on the Display &amp; Video 360 Advertiser. This does not restrict approval of the proposal to a single user. Any admin on the Display &amp; Video 360 Advertiser may approve the proposal.
+    },
+  ],
+  &quot;nextPageToken&quot;: &quot;A String&quot;, # A token, which can be sent as `page_token` to retrieve the next page. If this field is omitted, there are no subsequent pages.
+}</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="list_next">list_next(previous_request, previous_response)</code>
+  <pre>Retrieves the next page of results.
+
+Args:
+  previous_request: The request for the previous page. (required)
+  previous_response: The response from the request for the previous page. (required)
+
+Returns:
+  A request object that you can call &#x27;execute()&#x27; on to request the next
+  page. Returns None if there are no more items in the collection.
+    </pre>
+</div>
+
+</body></html>
\ No newline at end of file
diff --git a/docs/dyn/analyticsadmin_v1alpha.properties.displayVideo360AdvertiserLinks.html b/docs/dyn/analyticsadmin_v1alpha.properties.displayVideo360AdvertiserLinks.html
new file mode 100644
index 00000000000..18fd44f70ce
--- /dev/null
+++ b/docs/dyn/analyticsadmin_v1alpha.properties.displayVideo360AdvertiserLinks.html
@@ -0,0 +1,264 @@
+<html><body>
+<style>
+
+body, h1, h2, h3, div, span, p, pre, a {
+  margin: 0;
+  padding: 0;
+  border: 0;
+  font-weight: inherit;
+  font-style: inherit;
+  font-size: 100%;
+  font-family: inherit;
+  vertical-align: baseline;
+}
+
+body {
+  font-size: 13px;
+  padding: 1em;
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+
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+  font-size: 26px;
+  margin-bottom: 1em;
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+
+h2 {
+  font-size: 24px;
+  margin-bottom: 1em;
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+
+h3 {
+  font-size: 20px;
+  margin-bottom: 1em;
+  margin-top: 1em;
+}
+
+pre, code {
+  line-height: 1.5;
+  font-family: Monaco, 'DejaVu Sans Mono', 'Bitstream Vera Sans Mono', 'Lucida Console', monospace;
+}
+
+pre {
+  margin-top: 0.5em;
+}
+
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+  font-family: Arial, sans serif;
+}
+
+h1, h2, h3 {
+  border-bottom: solid #CCC 1px;
+}
+
+.toc_element {
+  margin-top: 0.5em;
+}
+
+.firstline {
+  margin-left: 2 em;
+}
+
+.method  {
+  margin-top: 1em;
+  border: solid 1px #CCC;
+  padding: 1em;
+  background: #EEE;
+}
+
+.details {
+  font-weight: bold;
+  font-size: 14px;
+}
+
+</style>
+
+<h1><a href="analyticsadmin_v1alpha.html">Google Analytics Admin API</a> . <a href="analyticsadmin_v1alpha.properties.html">properties</a> . <a href="analyticsadmin_v1alpha.properties.displayVideo360AdvertiserLinks.html">displayVideo360AdvertiserLinks</a></h1>
+<h2>Instance Methods</h2>
+<p class="toc_element">
+  <code><a href="#close">close()</a></code></p>
+<p class="firstline">Close httplib2 connections.</p>
+<p class="toc_element">
+  <code><a href="#create">create(parent, body=None, x__xgafv=None)</a></code></p>
+<p class="firstline">Creates a DisplayVideo360AdvertiserLink. This can only be utilized by users who have proper authorization both on the Google Analytics property and on the Display & Video 360 advertiser. Users who do not have access to the Display & Video 360 advertiser should instead seek to create a DisplayVideo360LinkProposal.</p>
+<p class="toc_element">
+  <code><a href="#delete">delete(name, x__xgafv=None)</a></code></p>
+<p class="firstline">Deletes a DisplayVideo360AdvertiserLink on a property.</p>
+<p class="toc_element">
+  <code><a href="#get">get(name, x__xgafv=None)</a></code></p>
+<p class="firstline">Look up a single DisplayVideo360AdvertiserLink</p>
+<p class="toc_element">
+  <code><a href="#list">list(parent, pageSize=None, pageToken=None, x__xgafv=None)</a></code></p>
+<p class="firstline">Lists all DisplayVideo360AdvertiserLinks on a property.</p>
+<p class="toc_element">
+  <code><a href="#list_next">list_next(previous_request, previous_response)</a></code></p>
+<p class="firstline">Retrieves the next page of results.</p>
+<p class="toc_element">
+  <code><a href="#patch">patch(name, body=None, updateMask=None, x__xgafv=None)</a></code></p>
+<p class="firstline">Updates a DisplayVideo360AdvertiserLink on a property.</p>
+<h3>Method Details</h3>
+<div class="method">
+    <code class="details" id="close">close()</code>
+  <pre>Close httplib2 connections.</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="create">create(parent, body=None, x__xgafv=None)</code>
+  <pre>Creates a DisplayVideo360AdvertiserLink. This can only be utilized by users who have proper authorization both on the Google Analytics property and on the Display &amp; Video 360 advertiser. Users who do not have access to the Display &amp; Video 360 advertiser should instead seek to create a DisplayVideo360LinkProposal.
+
+Args:
+  parent: string, Required. Example format: properties/1234 (required)
+  body: object, The request body.
+    The object takes the form of:
+
+{ # A link between a GA4 property and a Display &amp; Video 360 advertiser.
+  &quot;adsPersonalizationEnabled&quot;: True or False, # Enables personalized advertising features with this integration. If this field is not set on create/update, it will be defaulted to true.
+  &quot;advertiserDisplayName&quot;: &quot;A String&quot;, # Output only. The display name of the Display &amp; Video 360 Advertiser.
+  &quot;advertiserId&quot;: &quot;A String&quot;, # Immutable. The Display &amp; Video 360 Advertiser&#x27;s advertiser ID.
+  &quot;campaignDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of campaign data from Display &amp; Video 360 into the GA4 property. After link creation, this can only be updated from the Display &amp; Video 360 product. If this field is not set on create, it will be defaulted to true.
+  &quot;costDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of cost data from Display &amp; Video 360 into the GA4 property. This can only be enabled if campaign_data_import_enabled is enabled. After link creation, this can only be updated from the Display &amp; Video 360 product. If this field is not set on create, it will be defaulted to true.
+  &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this DisplayVideo360AdvertiserLink resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinks/{linkId} Note: linkId is not the Display &amp; Video 360 Advertiser ID
+}
+
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # A link between a GA4 property and a Display &amp; Video 360 advertiser.
+  &quot;adsPersonalizationEnabled&quot;: True or False, # Enables personalized advertising features with this integration. If this field is not set on create/update, it will be defaulted to true.
+  &quot;advertiserDisplayName&quot;: &quot;A String&quot;, # Output only. The display name of the Display &amp; Video 360 Advertiser.
+  &quot;advertiserId&quot;: &quot;A String&quot;, # Immutable. The Display &amp; Video 360 Advertiser&#x27;s advertiser ID.
+  &quot;campaignDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of campaign data from Display &amp; Video 360 into the GA4 property. After link creation, this can only be updated from the Display &amp; Video 360 product. If this field is not set on create, it will be defaulted to true.
+  &quot;costDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of cost data from Display &amp; Video 360 into the GA4 property. This can only be enabled if campaign_data_import_enabled is enabled. After link creation, this can only be updated from the Display &amp; Video 360 product. If this field is not set on create, it will be defaulted to true.
+  &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this DisplayVideo360AdvertiserLink resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinks/{linkId} Note: linkId is not the Display &amp; Video 360 Advertiser ID
+}</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="delete">delete(name, x__xgafv=None)</code>
+  <pre>Deletes a DisplayVideo360AdvertiserLink on a property.
+
+Args:
+  name: string, Required. The name of the DisplayVideo360AdvertiserLink to delete. Example format: properties/1234/displayVideo360AdvertiserLinks/5678 (required)
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # A generic empty message that you can re-use to avoid defining duplicated empty messages in your APIs. A typical example is to use it as the request or the response type of an API method. For instance: service Foo { rpc Bar(google.protobuf.Empty) returns (google.protobuf.Empty); } The JSON representation for `Empty` is empty JSON object `{}`.
+}</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="get">get(name, x__xgafv=None)</code>
+  <pre>Look up a single DisplayVideo360AdvertiserLink
+
+Args:
+  name: string, Required. The name of the DisplayVideo360AdvertiserLink to get. Example format: properties/1234/displayVideo360AdvertiserLink/5678 (required)
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # A link between a GA4 property and a Display &amp; Video 360 advertiser.
+  &quot;adsPersonalizationEnabled&quot;: True or False, # Enables personalized advertising features with this integration. If this field is not set on create/update, it will be defaulted to true.
+  &quot;advertiserDisplayName&quot;: &quot;A String&quot;, # Output only. The display name of the Display &amp; Video 360 Advertiser.
+  &quot;advertiserId&quot;: &quot;A String&quot;, # Immutable. The Display &amp; Video 360 Advertiser&#x27;s advertiser ID.
+  &quot;campaignDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of campaign data from Display &amp; Video 360 into the GA4 property. After link creation, this can only be updated from the Display &amp; Video 360 product. If this field is not set on create, it will be defaulted to true.
+  &quot;costDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of cost data from Display &amp; Video 360 into the GA4 property. This can only be enabled if campaign_data_import_enabled is enabled. After link creation, this can only be updated from the Display &amp; Video 360 product. If this field is not set on create, it will be defaulted to true.
+  &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this DisplayVideo360AdvertiserLink resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinks/{linkId} Note: linkId is not the Display &amp; Video 360 Advertiser ID
+}</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="list">list(parent, pageSize=None, pageToken=None, x__xgafv=None)</code>
+  <pre>Lists all DisplayVideo360AdvertiserLinks on a property.
+
+Args:
+  parent: string, Required. Example format: properties/1234 (required)
+  pageSize: integer, The maximum number of resources to return. If unspecified, at most 50 resources will be returned. The maximum value is 200 (higher values will be coerced to the maximum).
+  pageToken: string, A page token, received from a previous `ListDisplayVideo360AdvertiserLinks` call. Provide this to retrieve the subsequent page. When paginating, all other parameters provided to `ListDisplayVideo360AdvertiserLinks` must match the call that provided the page token.
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # Response message for ListDisplayVideo360AdvertiserLinks RPC.
+  &quot;displayVideo360AdvertiserLinks&quot;: [ # List of DisplayVideo360AdvertiserLinks.
+    { # A link between a GA4 property and a Display &amp; Video 360 advertiser.
+      &quot;adsPersonalizationEnabled&quot;: True or False, # Enables personalized advertising features with this integration. If this field is not set on create/update, it will be defaulted to true.
+      &quot;advertiserDisplayName&quot;: &quot;A String&quot;, # Output only. The display name of the Display &amp; Video 360 Advertiser.
+      &quot;advertiserId&quot;: &quot;A String&quot;, # Immutable. The Display &amp; Video 360 Advertiser&#x27;s advertiser ID.
+      &quot;campaignDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of campaign data from Display &amp; Video 360 into the GA4 property. After link creation, this can only be updated from the Display &amp; Video 360 product. If this field is not set on create, it will be defaulted to true.
+      &quot;costDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of cost data from Display &amp; Video 360 into the GA4 property. This can only be enabled if campaign_data_import_enabled is enabled. After link creation, this can only be updated from the Display &amp; Video 360 product. If this field is not set on create, it will be defaulted to true.
+      &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this DisplayVideo360AdvertiserLink resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinks/{linkId} Note: linkId is not the Display &amp; Video 360 Advertiser ID
+    },
+  ],
+  &quot;nextPageToken&quot;: &quot;A String&quot;, # A token, which can be sent as `page_token` to retrieve the next page. If this field is omitted, there are no subsequent pages.
+}</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="list_next">list_next(previous_request, previous_response)</code>
+  <pre>Retrieves the next page of results.
+
+Args:
+  previous_request: The request for the previous page. (required)
+  previous_response: The response from the request for the previous page. (required)
+
+Returns:
+  A request object that you can call &#x27;execute()&#x27; on to request the next
+  page. Returns None if there are no more items in the collection.
+    </pre>
+</div>
+
+<div class="method">
+    <code class="details" id="patch">patch(name, body=None, updateMask=None, x__xgafv=None)</code>
+  <pre>Updates a DisplayVideo360AdvertiserLink on a property.
+
+Args:
+  name: string, Output only. The resource name for this DisplayVideo360AdvertiserLink resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinks/{linkId} Note: linkId is not the Display &amp; Video 360 Advertiser ID (required)
+  body: object, The request body.
+    The object takes the form of:
+
+{ # A link between a GA4 property and a Display &amp; Video 360 advertiser.
+  &quot;adsPersonalizationEnabled&quot;: True or False, # Enables personalized advertising features with this integration. If this field is not set on create/update, it will be defaulted to true.
+  &quot;advertiserDisplayName&quot;: &quot;A String&quot;, # Output only. The display name of the Display &amp; Video 360 Advertiser.
+  &quot;advertiserId&quot;: &quot;A String&quot;, # Immutable. The Display &amp; Video 360 Advertiser&#x27;s advertiser ID.
+  &quot;campaignDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of campaign data from Display &amp; Video 360 into the GA4 property. After link creation, this can only be updated from the Display &amp; Video 360 product. If this field is not set on create, it will be defaulted to true.
+  &quot;costDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of cost data from Display &amp; Video 360 into the GA4 property. This can only be enabled if campaign_data_import_enabled is enabled. After link creation, this can only be updated from the Display &amp; Video 360 product. If this field is not set on create, it will be defaulted to true.
+  &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this DisplayVideo360AdvertiserLink resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinks/{linkId} Note: linkId is not the Display &amp; Video 360 Advertiser ID
+}
+
+  updateMask: string, Required. The list of fields to be updated. Omitted fields will not be updated. To replace the entire entity, use one path with the string &quot;*&quot; to match all fields.
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # A link between a GA4 property and a Display &amp; Video 360 advertiser.
+  &quot;adsPersonalizationEnabled&quot;: True or False, # Enables personalized advertising features with this integration. If this field is not set on create/update, it will be defaulted to true.
+  &quot;advertiserDisplayName&quot;: &quot;A String&quot;, # Output only. The display name of the Display &amp; Video 360 Advertiser.
+  &quot;advertiserId&quot;: &quot;A String&quot;, # Immutable. The Display &amp; Video 360 Advertiser&#x27;s advertiser ID.
+  &quot;campaignDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of campaign data from Display &amp; Video 360 into the GA4 property. After link creation, this can only be updated from the Display &amp; Video 360 product. If this field is not set on create, it will be defaulted to true.
+  &quot;costDataSharingEnabled&quot;: True or False, # Immutable. Enables the import of cost data from Display &amp; Video 360 into the GA4 property. This can only be enabled if campaign_data_import_enabled is enabled. After link creation, this can only be updated from the Display &amp; Video 360 product. If this field is not set on create, it will be defaulted to true.
+  &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this DisplayVideo360AdvertiserLink resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinks/{linkId} Note: linkId is not the Display &amp; Video 360 Advertiser ID
+}</pre>
+</div>
+
+</body></html>
\ No newline at end of file
diff --git a/docs/dyn/analyticsadmin_v1alpha.properties.html b/docs/dyn/analyticsadmin_v1alpha.properties.html
index a3b587a96d8..20105d06ec2 100644
--- a/docs/dyn/analyticsadmin_v1alpha.properties.html
+++ b/docs/dyn/analyticsadmin_v1alpha.properties.html
@@ -94,6 +94,16 @@ <h2>Instance Methods</h2>
 </p>
 <p class="firstline">Returns the customMetrics Resource.</p>
 
+<p class="toc_element">
+  <code><a href="analyticsadmin_v1alpha.properties.displayVideo360AdvertiserLinkProposals.html">displayVideo360AdvertiserLinkProposals()</a></code>
+</p>
+<p class="firstline">Returns the displayVideo360AdvertiserLinkProposals Resource.</p>
+
+<p class="toc_element">
+  <code><a href="analyticsadmin_v1alpha.properties.displayVideo360AdvertiserLinks.html">displayVideo360AdvertiserLinks()</a></code>
+</p>
+<p class="firstline">Returns the displayVideo360AdvertiserLinks Resource.</p>
+
 <p class="toc_element">
   <code><a href="analyticsadmin_v1alpha.properties.firebaseLinks.html">firebaseLinks()</a></code>
 </p>
diff --git a/googleapiclient/discovery_cache/documents/analyticsadmin.v1alpha.json b/googleapiclient/discovery_cache/documents/analyticsadmin.v1alpha.json
index c722d76770c..68c811feaad 100644
--- a/googleapiclient/discovery_cache/documents/analyticsadmin.v1alpha.json
+++ b/googleapiclient/discovery_cache/documents/analyticsadmin.v1alpha.json
@@ -1561,6 +1561,336 @@
             }
           }
         },
+        "displayVideo360AdvertiserLinkProposals": {
+          "methods": {
+            "approve": {
+              "description": "Approves a DisplayVideo360AdvertiserLinkProposal. The DisplayVideo360AdvertiserLinkProposal will be deleted and a new DisplayVideo360AdvertiserLink will be created.",
+              "flatPath": "v1alpha/properties/{propertiesId}/displayVideo360AdvertiserLinkProposals/{displayVideo360AdvertiserLinkProposalsId}:approve",
+              "httpMethod": "POST",
+              "id": "analyticsadmin.properties.displayVideo360AdvertiserLinkProposals.approve",
+              "parameterOrder": [
+                "name"
+              ],
+              "parameters": {
+                "name": {
+                  "description": "Required. The name of the DisplayVideo360AdvertiserLinkProposal to approve. Example format: properties/1234/displayVideo360AdvertiserLinkProposals/5678",
+                  "location": "path",
+                  "pattern": "^properties/[^/]+/displayVideo360AdvertiserLinkProposals/[^/]+$",
+                  "required": true,
+                  "type": "string"
+                }
+              },
+              "path": "v1alpha/{+name}:approve",
+              "request": {
+                "$ref": "GoogleAnalyticsAdminV1alphaApproveDisplayVideo360AdvertiserLinkProposalRequest"
+              },
+              "response": {
+                "$ref": "GoogleAnalyticsAdminV1alphaApproveDisplayVideo360AdvertiserLinkProposalResponse"
+              },
+              "scopes": [
+                "https://www.googleapis.com/auth/analytics.edit"
+              ]
+            },
+            "cancel": {
+              "description": "Cancels a DisplayVideo360AdvertiserLinkProposal. Cancelling can mean either: - Declining a proposal initiated from Display & Video 360 - Withdrawing a proposal initiated from Google Analytics After being cancelled, a proposal will eventually be deleted automatically.",
+              "flatPath": "v1alpha/properties/{propertiesId}/displayVideo360AdvertiserLinkProposals/{displayVideo360AdvertiserLinkProposalsId}:cancel",
+              "httpMethod": "POST",
+              "id": "analyticsadmin.properties.displayVideo360AdvertiserLinkProposals.cancel",
+              "parameterOrder": [
+                "name"
+              ],
+              "parameters": {
+                "name": {
+                  "description": "Required. The name of the DisplayVideo360AdvertiserLinkProposal to cancel. Example format: properties/1234/displayVideo360AdvertiserLinkProposals/5678",
+                  "location": "path",
+                  "pattern": "^properties/[^/]+/displayVideo360AdvertiserLinkProposals/[^/]+$",
+                  "required": true,
+                  "type": "string"
+                }
+              },
+              "path": "v1alpha/{+name}:cancel",
+              "request": {
+                "$ref": "GoogleAnalyticsAdminV1alphaCancelDisplayVideo360AdvertiserLinkProposalRequest"
+              },
+              "response": {
+                "$ref": "GoogleAnalyticsAdminV1alphaDisplayVideo360AdvertiserLinkProposal"
+              },
+              "scopes": [
+                "https://www.googleapis.com/auth/analytics.edit"
+              ]
+            },
+            "create": {
+              "description": "Creates a DisplayVideo360AdvertiserLinkProposal.",
+              "flatPath": "v1alpha/properties/{propertiesId}/displayVideo360AdvertiserLinkProposals",
+              "httpMethod": "POST",
+              "id": "analyticsadmin.properties.displayVideo360AdvertiserLinkProposals.create",
+              "parameterOrder": [
+                "parent"
+              ],
+              "parameters": {
+                "parent": {
+                  "description": "Required. Example format: properties/1234",
+                  "location": "path",
+                  "pattern": "^properties/[^/]+$",
+                  "required": true,
+                  "type": "string"
+                }
+              },
+              "path": "v1alpha/{+parent}/displayVideo360AdvertiserLinkProposals",
+              "request": {
+                "$ref": "GoogleAnalyticsAdminV1alphaDisplayVideo360AdvertiserLinkProposal"
+              },
+              "response": {
+                "$ref": "GoogleAnalyticsAdminV1alphaDisplayVideo360AdvertiserLinkProposal"
+              },
+              "scopes": [
+                "https://www.googleapis.com/auth/analytics.edit"
+              ]
+            },
+            "delete": {
+              "description": "Deletes a DisplayVideo360AdvertiserLinkProposal on a property. This can only be used on cancelled proposals.",
+              "flatPath": "v1alpha/properties/{propertiesId}/displayVideo360AdvertiserLinkProposals/{displayVideo360AdvertiserLinkProposalsId}",
+              "httpMethod": "DELETE",
+              "id": "analyticsadmin.properties.displayVideo360AdvertiserLinkProposals.delete",
+              "parameterOrder": [
+                "name"
+              ],
+              "parameters": {
+                "name": {
+                  "description": "Required. The name of the DisplayVideo360AdvertiserLinkProposal to delete. Example format: properties/1234/displayVideo360AdvertiserLinkProposals/5678",
+                  "location": "path",
+                  "pattern": "^properties/[^/]+/displayVideo360AdvertiserLinkProposals/[^/]+$",
+                  "required": true,
+                  "type": "string"
+                }
+              },
+              "path": "v1alpha/{+name}",
+              "response": {
+                "$ref": "GoogleProtobufEmpty"
+              },
+              "scopes": [
+                "https://www.googleapis.com/auth/analytics.edit"
+              ]
+            },
+            "get": {
+              "description": "Lookup for a single DisplayVideo360AdvertiserLinkProposal.",
+              "flatPath": "v1alpha/properties/{propertiesId}/displayVideo360AdvertiserLinkProposals/{displayVideo360AdvertiserLinkProposalsId}",
+              "httpMethod": "GET",
+              "id": "analyticsadmin.properties.displayVideo360AdvertiserLinkProposals.get",
+              "parameterOrder": [
+                "name"
+              ],
+              "parameters": {
+                "name": {
+                  "description": "Required. The name of the DisplayVideo360AdvertiserLinkProposal to get. Example format: properties/1234/displayVideo360AdvertiserLinkProposals/5678",
+                  "location": "path",
+                  "pattern": "^properties/[^/]+/displayVideo360AdvertiserLinkProposals/[^/]+$",
+                  "required": true,
+                  "type": "string"
+                }
+              },
+              "path": "v1alpha/{+name}",
+              "response": {
+                "$ref": "GoogleAnalyticsAdminV1alphaDisplayVideo360AdvertiserLinkProposal"
+              },
+              "scopes": [
+                "https://www.googleapis.com/auth/analytics.edit",
+                "https://www.googleapis.com/auth/analytics.readonly"
+              ]
+            },
+            "list": {
+              "description": "Lists DisplayVideo360AdvertiserLinkProposals on a property.",
+              "flatPath": "v1alpha/properties/{propertiesId}/displayVideo360AdvertiserLinkProposals",
+              "httpMethod": "GET",
+              "id": "analyticsadmin.properties.displayVideo360AdvertiserLinkProposals.list",
+              "parameterOrder": [
+                "parent"
+              ],
+              "parameters": {
+                "pageSize": {
+                  "description": "The maximum number of resources to return. If unspecified, at most 50 resources will be returned. The maximum value is 200 (higher values will be coerced to the maximum).",
+                  "format": "int32",
+                  "location": "query",
+                  "type": "integer"
+                },
+                "pageToken": {
+                  "description": "A page token, received from a previous `ListDisplayVideo360AdvertiserLinkProposals` call. Provide this to retrieve the subsequent page. When paginating, all other parameters provided to `ListDisplayVideo360AdvertiserLinkProposals` must match the call that provided the page token.",
+                  "location": "query",
+                  "type": "string"
+                },
+                "parent": {
+                  "description": "Required. Example format: properties/1234",
+                  "location": "path",
+                  "pattern": "^properties/[^/]+$",
+                  "required": true,
+                  "type": "string"
+                }
+              },
+              "path": "v1alpha/{+parent}/displayVideo360AdvertiserLinkProposals",
+              "response": {
+                "$ref": "GoogleAnalyticsAdminV1alphaListDisplayVideo360AdvertiserLinkProposalsResponse"
+              },
+              "scopes": [
+                "https://www.googleapis.com/auth/analytics.edit",
+                "https://www.googleapis.com/auth/analytics.readonly"
+              ]
+            }
+          }
+        },
+        "displayVideo360AdvertiserLinks": {
+          "methods": {
+            "create": {
+              "description": "Creates a DisplayVideo360AdvertiserLink. This can only be utilized by users who have proper authorization both on the Google Analytics property and on the Display & Video 360 advertiser. Users who do not have access to the Display & Video 360 advertiser should instead seek to create a DisplayVideo360LinkProposal.",
+              "flatPath": "v1alpha/properties/{propertiesId}/displayVideo360AdvertiserLinks",
+              "httpMethod": "POST",
+              "id": "analyticsadmin.properties.displayVideo360AdvertiserLinks.create",
+              "parameterOrder": [
+                "parent"
+              ],
+              "parameters": {
+                "parent": {
+                  "description": "Required. Example format: properties/1234",
+                  "location": "path",
+                  "pattern": "^properties/[^/]+$",
+                  "required": true,
+                  "type": "string"
+                }
+              },
+              "path": "v1alpha/{+parent}/displayVideo360AdvertiserLinks",
+              "request": {
+                "$ref": "GoogleAnalyticsAdminV1alphaDisplayVideo360AdvertiserLink"
+              },
+              "response": {
+                "$ref": "GoogleAnalyticsAdminV1alphaDisplayVideo360AdvertiserLink"
+              },
+              "scopes": [
+                "https://www.googleapis.com/auth/analytics.edit"
+              ]
+            },
+            "delete": {
+              "description": "Deletes a DisplayVideo360AdvertiserLink on a property.",
+              "flatPath": "v1alpha/properties/{propertiesId}/displayVideo360AdvertiserLinks/{displayVideo360AdvertiserLinksId}",
+              "httpMethod": "DELETE",
+              "id": "analyticsadmin.properties.displayVideo360AdvertiserLinks.delete",
+              "parameterOrder": [
+                "name"
+              ],
+              "parameters": {
+                "name": {
+                  "description": "Required. The name of the DisplayVideo360AdvertiserLink to delete. Example format: properties/1234/displayVideo360AdvertiserLinks/5678",
+                  "location": "path",
+                  "pattern": "^properties/[^/]+/displayVideo360AdvertiserLinks/[^/]+$",
+                  "required": true,
+                  "type": "string"
+                }
+              },
+              "path": "v1alpha/{+name}",
+              "response": {
+                "$ref": "GoogleProtobufEmpty"
+              },
+              "scopes": [
+                "https://www.googleapis.com/auth/analytics.edit"
+              ]
+            },
+            "get": {
+              "description": "Look up a single DisplayVideo360AdvertiserLink",
+              "flatPath": "v1alpha/properties/{propertiesId}/displayVideo360AdvertiserLinks/{displayVideo360AdvertiserLinksId}",
+              "httpMethod": "GET",
+              "id": "analyticsadmin.properties.displayVideo360AdvertiserLinks.get",
+              "parameterOrder": [
+                "name"
+              ],
+              "parameters": {
+                "name": {
+                  "description": "Required. The name of the DisplayVideo360AdvertiserLink to get. Example format: properties/1234/displayVideo360AdvertiserLink/5678",
+                  "location": "path",
+                  "pattern": "^properties/[^/]+/displayVideo360AdvertiserLinks/[^/]+$",
+                  "required": true,
+                  "type": "string"
+                }
+              },
+              "path": "v1alpha/{+name}",
+              "response": {
+                "$ref": "GoogleAnalyticsAdminV1alphaDisplayVideo360AdvertiserLink"
+              },
+              "scopes": [
+                "https://www.googleapis.com/auth/analytics.edit",
+                "https://www.googleapis.com/auth/analytics.readonly"
+              ]
+            },
+            "list": {
+              "description": "Lists all DisplayVideo360AdvertiserLinks on a property.",
+              "flatPath": "v1alpha/properties/{propertiesId}/displayVideo360AdvertiserLinks",
+              "httpMethod": "GET",
+              "id": "analyticsadmin.properties.displayVideo360AdvertiserLinks.list",
+              "parameterOrder": [
+                "parent"
+              ],
+              "parameters": {
+                "pageSize": {
+                  "description": "The maximum number of resources to return. If unspecified, at most 50 resources will be returned. The maximum value is 200 (higher values will be coerced to the maximum).",
+                  "format": "int32",
+                  "location": "query",
+                  "type": "integer"
+                },
+                "pageToken": {
+                  "description": "A page token, received from a previous `ListDisplayVideo360AdvertiserLinks` call. Provide this to retrieve the subsequent page. When paginating, all other parameters provided to `ListDisplayVideo360AdvertiserLinks` must match the call that provided the page token.",
+                  "location": "query",
+                  "type": "string"
+                },
+                "parent": {
+                  "description": "Required. Example format: properties/1234",
+                  "location": "path",
+                  "pattern": "^properties/[^/]+$",
+                  "required": true,
+                  "type": "string"
+                }
+              },
+              "path": "v1alpha/{+parent}/displayVideo360AdvertiserLinks",
+              "response": {
+                "$ref": "GoogleAnalyticsAdminV1alphaListDisplayVideo360AdvertiserLinksResponse"
+              },
+              "scopes": [
+                "https://www.googleapis.com/auth/analytics.edit",
+                "https://www.googleapis.com/auth/analytics.readonly"
+              ]
+            },
+            "patch": {
+              "description": "Updates a DisplayVideo360AdvertiserLink on a property.",
+              "flatPath": "v1alpha/properties/{propertiesId}/displayVideo360AdvertiserLinks/{displayVideo360AdvertiserLinksId}",
+              "httpMethod": "PATCH",
+              "id": "analyticsadmin.properties.displayVideo360AdvertiserLinks.patch",
+              "parameterOrder": [
+                "name"
+              ],
+              "parameters": {
+                "name": {
+                  "description": "Output only. The resource name for this DisplayVideo360AdvertiserLink resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinks/{linkId} Note: linkId is not the Display & Video 360 Advertiser ID",
+                  "location": "path",
+                  "pattern": "^properties/[^/]+/displayVideo360AdvertiserLinks/[^/]+$",
+                  "required": true,
+                  "type": "string"
+                },
+                "updateMask": {
+                  "description": "Required. The list of fields to be updated. Omitted fields will not be updated. To replace the entire entity, use one path with the string \"*\" to match all fields.",
+                  "format": "google-fieldmask",
+                  "location": "query",
+                  "type": "string"
+                }
+              },
+              "path": "v1alpha/{+name}",
+              "request": {
+                "$ref": "GoogleAnalyticsAdminV1alphaDisplayVideo360AdvertiserLink"
+              },
+              "response": {
+                "$ref": "GoogleAnalyticsAdminV1alphaDisplayVideo360AdvertiserLink"
+              },
+              "scopes": [
+                "https://www.googleapis.com/auth/analytics.edit"
+              ]
+            }
+          }
+        },
         "firebaseLinks": {
           "methods": {
             "create": {
@@ -2762,7 +3092,7 @@
       }
     }
   },
-  "revision": "20210712",
+  "revision": "20210717",
   "rootUrl": "https://analyticsadmin.googleapis.com/",
   "schemas": {
     "GoogleAnalyticsAdminV1alphaAccount": {
@@ -2865,6 +3195,23 @@
       },
       "type": "object"
     },
+    "GoogleAnalyticsAdminV1alphaApproveDisplayVideo360AdvertiserLinkProposalRequest": {
+      "description": "Request message for ApproveDisplayVideo360AdvertiserLinkProposal RPC.",
+      "id": "GoogleAnalyticsAdminV1alphaApproveDisplayVideo360AdvertiserLinkProposalRequest",
+      "properties": {},
+      "type": "object"
+    },
+    "GoogleAnalyticsAdminV1alphaApproveDisplayVideo360AdvertiserLinkProposalResponse": {
+      "description": "Response message for ApproveDisplayVideo360AdvertiserLinkProposal RPC.",
+      "id": "GoogleAnalyticsAdminV1alphaApproveDisplayVideo360AdvertiserLinkProposalResponse",
+      "properties": {
+        "displayVideo360AdvertiserLink": {
+          "$ref": "GoogleAnalyticsAdminV1alphaDisplayVideo360AdvertiserLink",
+          "description": "The DisplayVideo360AdvertiserLink created as a result of approving the proposal."
+        }
+      },
+      "type": "object"
+    },
     "GoogleAnalyticsAdminV1alphaArchiveCustomDimensionRequest": {
       "description": "Request message for ArchiveCustomDimension RPC.",
       "id": "GoogleAnalyticsAdminV1alphaArchiveCustomDimensionRequest",
@@ -3028,6 +3375,12 @@
       },
       "type": "object"
     },
+    "GoogleAnalyticsAdminV1alphaCancelDisplayVideo360AdvertiserLinkProposalRequest": {
+      "description": "Request message for CancelDisplayVideo360AdvertiserLinkProposal RPC.",
+      "id": "GoogleAnalyticsAdminV1alphaCancelDisplayVideo360AdvertiserLinkProposalRequest",
+      "properties": {},
+      "type": "object"
+    },
     "GoogleAnalyticsAdminV1alphaChangeHistoryChange": {
       "description": "A description of a change to a single Google Analytics resource.",
       "id": "GoogleAnalyticsAdminV1alphaChangeHistoryChange",
@@ -3087,6 +3440,14 @@
           "$ref": "GoogleAnalyticsAdminV1alphaCustomMetric",
           "description": "A snapshot of a CustomMetric resource in change history."
         },
+        "displayVideo360AdvertiserLink": {
+          "$ref": "GoogleAnalyticsAdminV1alphaDisplayVideo360AdvertiserLink",
+          "description": "A snapshot of a DisplayVideo360AdvertiserLink resource in change history."
+        },
+        "displayVideo360AdvertiserLinkProposal": {
+          "$ref": "GoogleAnalyticsAdminV1alphaDisplayVideo360AdvertiserLinkProposal",
+          "description": "A snapshot of a DisplayVideo360AdvertiserLinkProposal resource in change history."
+        },
         "firebaseLink": {
           "$ref": "GoogleAnalyticsAdminV1alphaFirebaseLink",
           "description": "A snapshot of a FirebaseLink resource in change history."
@@ -3367,6 +3728,81 @@
       },
       "type": "object"
     },
+    "GoogleAnalyticsAdminV1alphaDisplayVideo360AdvertiserLink": {
+      "description": "A link between a GA4 property and a Display & Video 360 advertiser.",
+      "id": "GoogleAnalyticsAdminV1alphaDisplayVideo360AdvertiserLink",
+      "properties": {
+        "adsPersonalizationEnabled": {
+          "description": "Enables personalized advertising features with this integration. If this field is not set on create/update, it will be defaulted to true.",
+          "type": "boolean"
+        },
+        "advertiserDisplayName": {
+          "description": "Output only. The display name of the Display & Video 360 Advertiser.",
+          "readOnly": true,
+          "type": "string"
+        },
+        "advertiserId": {
+          "description": "Immutable. The Display & Video 360 Advertiser's advertiser ID.",
+          "type": "string"
+        },
+        "campaignDataSharingEnabled": {
+          "description": "Immutable. Enables the import of campaign data from Display & Video 360 into the GA4 property. After link creation, this can only be updated from the Display & Video 360 product. If this field is not set on create, it will be defaulted to true.",
+          "type": "boolean"
+        },
+        "costDataSharingEnabled": {
+          "description": "Immutable. Enables the import of cost data from Display & Video 360 into the GA4 property. This can only be enabled if campaign_data_import_enabled is enabled. After link creation, this can only be updated from the Display & Video 360 product. If this field is not set on create, it will be defaulted to true.",
+          "type": "boolean"
+        },
+        "name": {
+          "description": "Output only. The resource name for this DisplayVideo360AdvertiserLink resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinks/{linkId} Note: linkId is not the Display & Video 360 Advertiser ID",
+          "readOnly": true,
+          "type": "string"
+        }
+      },
+      "type": "object"
+    },
+    "GoogleAnalyticsAdminV1alphaDisplayVideo360AdvertiserLinkProposal": {
+      "description": "A proposal for a link between an GA4 property and a Display & Video 360 advertiser. A proposal is converted to a DisplayVideo360AdvertiserLink once approved. Google Analytics admins approve inbound proposals while Display & Video 360 admins approve outbound proposals.",
+      "id": "GoogleAnalyticsAdminV1alphaDisplayVideo360AdvertiserLinkProposal",
+      "properties": {
+        "adsPersonalizationEnabled": {
+          "description": "Immutable. Enables personalized advertising features with this integration. If this field is not set on create, it will be defaulted to true.",
+          "type": "boolean"
+        },
+        "advertiserDisplayName": {
+          "description": "Output only. The display name of the Display & Video Advertiser. Only populated for proposals that originated from Display & Video 360.",
+          "readOnly": true,
+          "type": "string"
+        },
+        "advertiserId": {
+          "description": "Immutable. The Display & Video 360 Advertiser's advertiser ID.",
+          "type": "string"
+        },
+        "campaignDataSharingEnabled": {
+          "description": "Immutable. Enables the import of campaign data from Display & Video 360. If this field is not set on create, it will be defaulted to true.",
+          "type": "boolean"
+        },
+        "costDataSharingEnabled": {
+          "description": "Immutable. Enables the import of cost data from Display & Video 360. This can only be enabled if campaign_data_import_enabled is enabled. If this field is not set on create, it will be defaulted to true.",
+          "type": "boolean"
+        },
+        "linkProposalStatusDetails": {
+          "$ref": "GoogleAnalyticsAdminV1alphaLinkProposalStatusDetails",
+          "description": "Output only. The status information for this link proposal.",
+          "readOnly": true
+        },
+        "name": {
+          "description": "Output only. The resource name for this DisplayVideo360AdvertiserLinkProposal resource. Format: properties/{propertyId}/displayVideo360AdvertiserLinkProposals/{proposalId} Note: proposalId is not the Display & Video 360 Advertiser ID",
+          "readOnly": true,
+          "type": "string"
+        },
+        "validationEmail": {
+          "description": "Input only. On a proposal being sent to Display & Video 360, this field must be set to the email address of an admin on the target advertiser. This is used to verify that the Google Analytics admin is aware of at least one admin on the Display & Video 360 Advertiser. This does not restrict approval of the proposal to a single user. Any admin on the Display & Video 360 Advertiser may approve the proposal.",
+          "type": "string"
+        }
+      },
+      "type": "object"
+    },
     "GoogleAnalyticsAdminV1alphaEnhancedMeasurementSettings": {
       "description": "Singleton resource under a WebDataStream, configuring measurement of additional site interactions and content.",
       "id": "GoogleAnalyticsAdminV1alphaEnhancedMeasurementSettings",
@@ -3583,6 +4019,56 @@
       },
       "type": "object"
     },
+    "GoogleAnalyticsAdminV1alphaLinkProposalStatusDetails": {
+      "description": "Status information for a link proposal.",
+      "id": "GoogleAnalyticsAdminV1alphaLinkProposalStatusDetails",
+      "properties": {
+        "linkProposalInitiatingProduct": {
+          "description": "Output only. The source of this proposal.",
+          "enum": [
+            "LINK_PROPOSAL_INITIATING_PRODUCT_UNSPECIFIED",
+            "GOOGLE_ANALYTICS",
+            "LINKED_PRODUCT"
+          ],
+          "enumDescriptions": [
+            "Unspecified product.",
+            "This proposal was created by a user from Google Analytics.",
+            "This proposal was created by a user from a linked product (not Google Analytics)."
+          ],
+          "readOnly": true,
+          "type": "string"
+        },
+        "linkProposalState": {
+          "description": "Output only. The state of this proposal.",
+          "enum": [
+            "LINK_PROPOSAL_STATE_UNSPECIFIED",
+            "AWAITING_REVIEW_FROM_GOOGLE_ANALYTICS",
+            "AWAITING_REVIEW_FROM_LINKED_PRODUCT",
+            "WITHDRAWN",
+            "DECLINED",
+            "EXPIRED",
+            "OBSOLETE"
+          ],
+          "enumDescriptions": [
+            "Unspecified state",
+            "This proposal is awaiting review from a Google Analytics user. This proposal will automatically expire after some time.",
+            "This proposal is awaiting review from a user of a linked product. This proposal will automatically expire after some time.",
+            "This proposal has been withdrawn by an admin on the initiating product. This proposal will be automatically deleted after some time.",
+            "This proposal has been declined by an admin on the receiving product. This proposal will be automatically deleted after some time.",
+            "This proposal expired due to lack of response from an admin on the receiving product. This proposal will be automatically deleted after some time.",
+            "This proposal has become obsolete because a link was directly created to the same external product resource that this proposal specifies. This proposal will be automatically deleted after some time."
+          ],
+          "readOnly": true,
+          "type": "string"
+        },
+        "requestorEmail": {
+          "description": "Output only. The email address of the user that proposed this linkage.",
+          "readOnly": true,
+          "type": "string"
+        }
+      },
+      "type": "object"
+    },
     "GoogleAnalyticsAdminV1alphaListAccountSummariesResponse": {
       "description": "Response message for ListAccountSummaries RPC.",
       "id": "GoogleAnalyticsAdminV1alphaListAccountSummariesResponse",
@@ -3691,6 +4177,42 @@
       },
       "type": "object"
     },
+    "GoogleAnalyticsAdminV1alphaListDisplayVideo360AdvertiserLinkProposalsResponse": {
+      "description": "Response message for ListDisplayVideo360AdvertiserLinkProposals RPC.",
+      "id": "GoogleAnalyticsAdminV1alphaListDisplayVideo360AdvertiserLinkProposalsResponse",
+      "properties": {
+        "displayVideo360AdvertiserLinkProposals": {
+          "description": "List of DisplayVideo360AdvertiserLinkProposals.",
+          "items": {
+            "$ref": "GoogleAnalyticsAdminV1alphaDisplayVideo360AdvertiserLinkProposal"
+          },
+          "type": "array"
+        },
+        "nextPageToken": {
+          "description": "A token, which can be sent as `page_token` to retrieve the next page. If this field is omitted, there are no subsequent pages.",
+          "type": "string"
+        }
+      },
+      "type": "object"
+    },
+    "GoogleAnalyticsAdminV1alphaListDisplayVideo360AdvertiserLinksResponse": {
+      "description": "Response message for ListDisplayVideo360AdvertiserLinks RPC.",
+      "id": "GoogleAnalyticsAdminV1alphaListDisplayVideo360AdvertiserLinksResponse",
+      "properties": {
+        "displayVideo360AdvertiserLinks": {
+          "description": "List of DisplayVideo360AdvertiserLinks.",
+          "items": {
+            "$ref": "GoogleAnalyticsAdminV1alphaDisplayVideo360AdvertiserLink"
+          },
+          "type": "array"
+        },
+        "nextPageToken": {
+          "description": "A token, which can be sent as `page_token` to retrieve the next page. If this field is omitted, there are no subsequent pages.",
+          "type": "string"
+        }
+      },
+      "type": "object"
+    },
     "GoogleAnalyticsAdminV1alphaListFirebaseLinksResponse": {
       "description": "Response message for ListFirebaseLinks RPC",
       "id": "GoogleAnalyticsAdminV1alphaListFirebaseLinksResponse",