@java.lang.Override
    public final Builder setUnknownFields(final com.google.protobuf.UnknownFieldSet unknownFields) {
      return super.setUnknownFields(unknownFields);
    }
<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>

@param value The bytes for etag to set.
@return This builder for chaining.
java-workspaceevents/proto-google-cloud-workspaceevents-v1/src/main/java/com/google/apps/events/subscriptions/v1/Subscription.java