diff --git a/discovery/cloudsearch-v1.json b/discovery/cloudsearch-v1.json
index 881dd3ec48..24c6f69323 100644
--- a/discovery/cloudsearch-v1.json
+++ b/discovery/cloudsearch-v1.json
@@ -1994,7 +1994,7 @@
       }
     }
   },
-  "revision": "20220314",
+  "revision": "20220322",
   "rootUrl": "https://cloudsearch.googleapis.com/",
   "schemas": {
     "AclInfo": {
@@ -2753,10 +2753,22 @@
           "format": "double",
           "type": "number"
         },
+        "lastMessagePostedTimestampMicros": {
+          "format": "int64",
+          "type": "string"
+        },
+        "memberMetadataCount": {
+          "format": "double",
+          "type": "number"
+        },
         "messageScore": {
           "format": "double",
           "type": "number"
         },
+        "numAucContacts": {
+          "format": "int64",
+          "type": "string"
+        },
         "smallContactListAffinityScore": {
           "format": "double",
           "type": "number"
@@ -2769,6 +2781,10 @@
           "format": "double",
           "type": "number"
         },
+        "spaceCreationTimestampMicros": {
+          "format": "int64",
+          "type": "string"
+        },
         "topicalityScore": {
           "format": "double",
           "type": "number"
@@ -4799,15 +4815,14 @@
       "id": "RestrictItem",
       "properties": {
         "driveFollowUpRestrict": {
-          "$ref": "DriveFollowUpRestrict",
-          "description": "LINT.ThenChange(//depot/google3/java/com/google/apps/search/quality/itemsuggest/utils/SubtypeRerankingUtils.java)"
+          "$ref": "DriveFollowUpRestrict"
         },
         "driveLocationRestrict": {
           "$ref": "DriveLocationRestrict"
         },
         "driveMimeTypeRestrict": {
           "$ref": "DriveMimeTypeRestrict",
-          "description": "LINT.IfChange Drive Types."
+          "description": "Drive Types."
         },
         "driveTimeSpanRestrict": {
           "$ref": "DriveTimeSpanRestrict"
@@ -5849,6 +5864,10 @@
       "description": "Primary key for User resource.",
       "id": "UserId",
       "properties": {
+        "actingUserId": {
+          "description": "Optional. Opaque, server-assigned ID of the user profile associated with App/user acting on behalf of the human user. This is currently only set when a 3P application is acting on the user's behalf.",
+          "type": "string"
+        },
         "id": {
           "description": "Opaque, server-assigned ID of the User.",
           "type": "string"
diff --git a/src/apis/cloudsearch/v1.ts b/src/apis/cloudsearch/v1.ts
index 649c41b9d3..49ae0852b4 100644
--- a/src/apis/cloudsearch/v1.ts
+++ b/src/apis/cloudsearch/v1.ts
@@ -574,10 +574,14 @@ export namespace cloudsearch_v1 {
     finalScore?: number | null;
     freshnessScore?: number | null;
     joinedSpacesAffinityScore?: number | null;
+    lastMessagePostedTimestampMicros?: string | null;
+    memberMetadataCount?: number | null;
     messageScore?: number | null;
+    numAucContacts?: string | null;
     smallContactListAffinityScore?: number | null;
     smallUnjoinedSpacesAffinityScore?: number | null;
     spaceAgeInDays?: number | null;
+    spaceCreationTimestampMicros?: string | null;
     topicalityScore?: number | null;
   }
   /**
@@ -1866,13 +1870,10 @@ export namespace cloudsearch_v1 {
    * Information relevant only to a restrict entry. NextId: 12
    */
   export interface Schema$RestrictItem {
-    /**
-     * LINT.ThenChange(//depot/google3/java/com/google/apps/search/quality/itemsuggest/utils/SubtypeRerankingUtils.java)
-     */
     driveFollowUpRestrict?: Schema$DriveFollowUpRestrict;
     driveLocationRestrict?: Schema$DriveLocationRestrict;
     /**
-     * LINT.IfChange Drive Types.
+     * Drive Types.
      */
     driveMimeTypeRestrict?: Schema$DriveMimeTypeRestrict;
     driveTimeSpanRestrict?: Schema$DriveTimeSpanRestrict;
@@ -2566,6 +2567,10 @@ export namespace cloudsearch_v1 {
    * Primary key for User resource.
    */
   export interface Schema$UserId {
+    /**
+     * Optional. Opaque, server-assigned ID of the user profile associated with App/user acting on behalf of the human user. This is currently only set when a 3P application is acting on the user's behalf.
+     */
+    actingUserId?: string | null;
     /**
      * Opaque, server-assigned ID of the User.
      */