diff --git a/discovery/documentai-v1.json b/discovery/documentai-v1.json
index 6ee1476ca5..8ae0e5fbee 100644
--- a/discovery/documentai-v1.json
+++ b/discovery/documentai-v1.json
@@ -1029,7 +1029,7 @@
       }
     }
   },
-  "revision": "20220321",
+  "revision": "20220326",
   "rootUrl": "https://documentai.googleapis.com/",
   "schemas": {
     "GoogleCloudDocumentaiUiv1beta3BatchDeleteDocumentsMetadata": {
@@ -1947,7 +1947,7 @@
           "description": "Optional. Provenance of the entity. Text anchor indexing into the Document.text."
         },
         "type": {
-          "description": "Entity type from a schema e.g. `Address`.",
+          "description": "Required. Entity type from a schema e.g. `Address`.",
           "type": "string"
         }
       },
@@ -3192,6 +3192,10 @@
           "description": "The display name of the processor version.",
           "type": "string"
         },
+        "googleManaged": {
+          "description": "Denotes that this ProcessorVersion is managed by google.",
+          "type": "boolean"
+        },
         "kmsKeyName": {
           "description": "The KMS key name used for encryption.",
           "type": "string"
@@ -3586,7 +3590,7 @@
           "description": "Optional. Provenance of the entity. Text anchor indexing into the Document.text."
         },
         "type": {
-          "description": "Entity type from a schema e.g. `Address`.",
+          "description": "Required. Entity type from a schema e.g. `Address`.",
           "type": "string"
         }
       },
@@ -4783,7 +4787,7 @@
           "description": "Optional. Provenance of the entity. Text anchor indexing into the Document.text."
         },
         "type": {
-          "description": "Entity type from a schema e.g. `Address`.",
+          "description": "Required. Entity type from a schema e.g. `Address`.",
           "type": "string"
         }
       },
diff --git a/discovery/documentai-v1beta2.json b/discovery/documentai-v1beta2.json
index 44350b42ae..e29e9cd192 100644
--- a/discovery/documentai-v1beta2.json
+++ b/discovery/documentai-v1beta2.json
@@ -292,7 +292,7 @@
       }
     }
   },
-  "revision": "20220321",
+  "revision": "20220326",
   "rootUrl": "https://documentai.googleapis.com/",
   "schemas": {
     "GoogleCloudDocumentaiUiv1beta3BatchDeleteDocumentsMetadata": {
@@ -1344,7 +1344,7 @@
           "description": "Optional. Provenance of the entity. Text anchor indexing into the Document.text."
         },
         "type": {
-          "description": "Entity type from a schema e.g. `Address`.",
+          "description": "Required. Entity type from a schema e.g. `Address`.",
           "type": "string"
         }
       },
@@ -2566,7 +2566,7 @@
           "description": "Optional. Provenance of the entity. Text anchor indexing into the Document.text."
         },
         "type": {
-          "description": "Entity type from a schema e.g. `Address`.",
+          "description": "Required. Entity type from a schema e.g. `Address`.",
           "type": "string"
         }
       },
diff --git a/discovery/documentai-v1beta3.json b/discovery/documentai-v1beta3.json
index c717474023..d07ab9224b 100644
--- a/discovery/documentai-v1beta3.json
+++ b/discovery/documentai-v1beta3.json
@@ -796,7 +796,7 @@
       }
     }
   },
-  "revision": "20220321",
+  "revision": "20220326",
   "rootUrl": "https://documentai.googleapis.com/",
   "schemas": {
     "GoogleCloudDocumentaiUiv1beta3BatchDeleteDocumentsMetadata": {
@@ -1848,7 +1848,7 @@
           "description": "Optional. Provenance of the entity. Text anchor indexing into the Document.text."
         },
         "type": {
-          "description": "Entity type from a schema e.g. `Address`.",
+          "description": "Required. Entity type from a schema e.g. `Address`.",
           "type": "string"
         }
       },
@@ -3045,7 +3045,7 @@
           "description": "Optional. Provenance of the entity. Text anchor indexing into the Document.text."
         },
         "type": {
-          "description": "Entity type from a schema e.g. `Address`.",
+          "description": "Required. Entity type from a schema e.g. `Address`.",
           "type": "string"
         }
       },
@@ -4513,7 +4513,7 @@
           "description": "Optional. Provenance of the entity. Text anchor indexing into the Document.text."
         },
         "type": {
-          "description": "Entity type from a schema e.g. `Address`.",
+          "description": "Required. Entity type from a schema e.g. `Address`.",
           "type": "string"
         }
       },
@@ -5766,6 +5766,10 @@
           "description": "The display name of the processor version.",
           "type": "string"
         },
+        "googleManaged": {
+          "description": "Denotes that this ProcessorVersion is managed by google.",
+          "type": "boolean"
+        },
         "kmsKeyName": {
           "description": "The KMS key name used for encryption.",
           "type": "string"
diff --git a/src/apis/documentai/v1.ts b/src/apis/documentai/v1.ts
index 52b502040b..6836103388 100644
--- a/src/apis/documentai/v1.ts
+++ b/src/apis/documentai/v1.ts
@@ -753,7 +753,7 @@ export namespace documentai_v1 {
      */
     textAnchor?: Schema$GoogleCloudDocumentaiV1beta1DocumentTextAnchor;
     /**
-     * Entity type from a schema e.g. `Address`.
+     * Required. Entity type from a schema e.g. `Address`.
      */
     type?: string | null;
   }
@@ -1618,7 +1618,7 @@ export namespace documentai_v1 {
      */
     textAnchor?: Schema$GoogleCloudDocumentaiV1beta2DocumentTextAnchor;
     /**
-     * Entity type from a schema e.g. `Address`.
+     * Required. Entity type from a schema e.g. `Address`.
      */
     type?: string | null;
   }
@@ -2785,7 +2785,7 @@ export namespace documentai_v1 {
      */
     textAnchor?: Schema$GoogleCloudDocumentaiV1DocumentTextAnchor;
     /**
-     * Entity type from a schema e.g. `Address`.
+     * Required. Entity type from a schema e.g. `Address`.
      */
     type?: string | null;
   }
@@ -3642,6 +3642,10 @@ export namespace documentai_v1 {
      * The display name of the processor version.
      */
     displayName?: string | null;
+    /**
+     * Denotes that this ProcessorVersion is managed by google.
+     */
+    googleManaged?: boolean | null;
     /**
      * The KMS key name used for encryption.
      */
@@ -7214,6 +7218,7 @@ export namespace documentai_v1 {
      *   // {
      *   //   "createTime": "my_createTime",
      *   //   "displayName": "my_displayName",
+     *   //   "googleManaged": false,
      *   //   "kmsKeyName": "my_kmsKeyName",
      *   //   "kmsKeyVersionName": "my_kmsKeyVersionName",
      *   //   "name": "my_name",
diff --git a/src/apis/documentai/v1beta2.ts b/src/apis/documentai/v1beta2.ts
index aa98035e54..c3b35fb639 100644
--- a/src/apis/documentai/v1beta2.ts
+++ b/src/apis/documentai/v1beta2.ts
@@ -719,7 +719,7 @@ export namespace documentai_v1beta2 {
      */
     textAnchor?: Schema$GoogleCloudDocumentaiV1beta1DocumentTextAnchor;
     /**
-     * Entity type from a schema e.g. `Address`.
+     * Required. Entity type from a schema e.g. `Address`.
      */
     type?: string | null;
   }
@@ -1602,7 +1602,7 @@ export namespace documentai_v1beta2 {
      */
     textAnchor?: Schema$GoogleCloudDocumentaiV1beta2DocumentTextAnchor;
     /**
-     * Entity type from a schema e.g. `Address`.
+     * Required. Entity type from a schema e.g. `Address`.
      */
     type?: string | null;
   }
diff --git a/src/apis/documentai/v1beta3.ts b/src/apis/documentai/v1beta3.ts
index 680714da5a..192aa0883a 100644
--- a/src/apis/documentai/v1beta3.ts
+++ b/src/apis/documentai/v1beta3.ts
@@ -719,7 +719,7 @@ export namespace documentai_v1beta3 {
      */
     textAnchor?: Schema$GoogleCloudDocumentaiV1beta1DocumentTextAnchor;
     /**
-     * Entity type from a schema e.g. `Address`.
+     * Required. Entity type from a schema e.g. `Address`.
      */
     type?: string | null;
   }
@@ -1584,7 +1584,7 @@ export namespace documentai_v1beta3 {
      */
     textAnchor?: Schema$GoogleCloudDocumentaiV1beta2DocumentTextAnchor;
     /**
-     * Entity type from a schema e.g. `Address`.
+     * Required. Entity type from a schema e.g. `Address`.
      */
     type?: string | null;
   }
@@ -2648,7 +2648,7 @@ export namespace documentai_v1beta3 {
      */
     textAnchor?: Schema$GoogleCloudDocumentaiV1beta3DocumentTextAnchor;
     /**
-     * Entity type from a schema e.g. `Address`.
+     * Required. Entity type from a schema e.g. `Address`.
      */
     type?: string | null;
   }
@@ -3505,6 +3505,10 @@ export namespace documentai_v1beta3 {
      * The display name of the processor version.
      */
     displayName?: string | null;
+    /**
+     * Denotes that this ProcessorVersion is managed by google.
+     */
+    googleManaged?: boolean | null;
     /**
      * The KMS key name used for encryption.
      */
@@ -7123,6 +7127,7 @@ export namespace documentai_v1beta3 {
      *   // {
      *   //   "createTime": "my_createTime",
      *   //   "displayName": "my_displayName",
+     *   //   "googleManaged": false,
      *   //   "kmsKeyName": "my_kmsKeyName",
      *   //   "kmsKeyVersionName": "my_kmsKeyVersionName",
      *   //   "name": "my_name",