public static com.google.apps.events.subscriptions.v1.Subscription parseFrom(
      com.google.protobuf.ByteString data)
      throws com.google.protobuf.InvalidProtocolBufferException {
    return PARSER.parseFrom(data);
  }
<pre>
Optional. This checksum is computed by the server based on the value of
other fields, and might be sent on update requests to ensure the client has
an up-to-date value before proceeding.
</pre>

<code>string etag = 17 [(.google.api.field_behavior) = OPTIONAL];</code>

@return The bytes for etag.
java-workspaceevents/proto-google-cloud-workspaceevents-v1/src/main/java/com/google/apps/events/subscriptions/v1/Subscription.java