diff --git a/generated/google/apis/servicedirectory_v1beta1.rb b/generated/google/apis/servicedirectory_v1beta1.rb
index 607b918b0..881ea4e6e 100644
--- a/generated/google/apis/servicedirectory_v1beta1.rb
+++ b/generated/google/apis/servicedirectory_v1beta1.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://cloud.google.com/service-directory
     module ServicedirectoryV1beta1
       VERSION = 'V1beta1'
-      REVISION = '20201029'
+      REVISION = '20201104'
 
       # View and manage your data across Google Cloud Platform services
       AUTH_CLOUD_PLATFORM = 'https://www.googleapis.com/auth/cloud-platform'
diff --git a/generated/google/apis/servicedirectory_v1beta1/classes.rb b/generated/google/apis/servicedirectory_v1beta1/classes.rb
index 1bb4e23e8..f69eb5b03 100644
--- a/generated/google/apis/servicedirectory_v1beta1/classes.rb
+++ b/generated/google/apis/servicedirectory_v1beta1/classes.rb
@@ -129,9 +129,19 @@ module Google
         attr_accessor :address
       
         # Optional. Metadata for the endpoint. This data can be consumed by service
-        # clients. The entire metadata dictionary may contain up to 512 characters,
-        # spread accoss all key-value pairs. Metadata that goes beyond any these limits
-        # will be rejected.
+        # clients. Restrictions: - The entire metadata dictionary may contain up to 512
+        # characters, spread accoss all key-value pairs. Metadata that goes beyond any
+        # these limits will be rejected. - Valid metadata keys have two segments: an
+        # optional prefix and name, separated by a slash (/). The name segment is
+        # required and must be 63 characters or less, beginning and ending with an
+        # alphanumeric character ([a-z0-9A-Z]) with dashes (-), underscores (_), dots (.)
+        # , and alphanumerics between. The prefix is optional. If specified, the prefix
+        # must be a DNS subdomain: a series of DNS labels separated by dots (.), not
+        # longer than 253 characters in total, followed by a slash (/). Metadata that
+        # fails to meet these requirements will be rejected. - The '(*.)google.com/' and
+        # '(*.)googleapis.com/' prefixes are reserved for system metadata managed by
+        # Service Directory. If the user tries to write to these keyspaces, those
+        # entries will be silently ignored by the system.
         # Corresponds to the JSON property `metadata`
         # @return [Hash<String,String>]
         attr_accessor :metadata
@@ -589,9 +599,19 @@ module Google
         attr_accessor :endpoints
       
         # Optional. Metadata for the service. This data can be consumed by service
-        # clients. The entire metadata dictionary may contain up to 2000 characters,
-        # spread across all key-value pairs. Metadata that goes beyond any these limits
-        # will be rejected.
+        # clients. Restrictions: - The entire metadata dictionary may contain up to 2000
+        # characters, spread accoss all key-value pairs. Metadata that goes beyond any
+        # these limits will be rejected. - Valid metadata keys have two segments: an
+        # optional prefix and name, separated by a slash (/). The name segment is
+        # required and must be 63 characters or less, beginning and ending with an
+        # alphanumeric character ([a-z0-9A-Z]) with dashes (-), underscores (_), dots (.)
+        # , and alphanumerics between. The prefix is optional. If specified, the prefix
+        # must be a DNS subdomain: a series of DNS labels separated by dots (.), not
+        # longer than 253 characters in total, followed by a slash (/). Metadata that
+        # fails to meet these requirements will be rejected. - The '(*.)google.com/' and
+        # '(*.)googleapis.com/' prefixes are reserved for system metadata managed by
+        # Service Directory. If the user tries to write to these keyspaces, those
+        # entries will be silently ignored by the system.
         # Corresponds to the JSON property `metadata`
         # @return [Hash<String,String>]
         attr_accessor :metadata
diff --git a/generated/google/apis/servicedirectory_v1beta1/synth.metadata b/generated/google/apis/servicedirectory_v1beta1/synth.metadata
index 27e3b3a3b..836587ac7 100644
--- a/generated/google/apis/servicedirectory_v1beta1/synth.metadata
+++ b/generated/google/apis/servicedirectory_v1beta1/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/google-api-ruby-client.git",
-        "sha": "6ccf29a2f4fcebbeb2a5c2fe1c9bce812cb331aa"
+        "sha": "bad4fa6a65befd216014ec4cef142dd1f75260d7"
       }
     }
   ]