Cloud Identity and Access Management Documentation Action The type of action performed on a Binding in a policy. Enums ACTION_UNSPECIFIED Unspecified. ADD Addition of a Binding. REMOVE Removal of a Binding. Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 3.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies. Java is a registered trademark of Oracle and/or its affiliates. Last updated October 4, 2016.