This method is deprecated.
Synchronously updates tags on a list of messages, specified using the messages' IDs.
If a tag appears in both assignTags and unassignTags, it is assigned.
This method may require higher-level permissions than the caller has, based on their identity and roles and permissions. In these cases, you can ensure the method is called with the required level of authorization by using one of the following:
Message IDs. Tags are updated for messages included in this list.
This method doesn't return any custom errors, but may return standard errors. Learn more about standard Wix errors.