Adds a user workspace for an existing user.
public long profile_addUserWorkspace( String accessToken, long userId );
The profile_addUserWorkspace operation adds a user workspace for an existing user.
To create a new user before using this operation, use the profile_addUser operation, which creates a profile for a new user.
Either the security token passed to your application by Vibe as part of implementing a remote application, or the null value.
The identifier of the user for whom you want to create a user workspace.
The binder identifier of the newly created user workspace.
Java objects in the Vibe sources (see Section 5.6.1, Working with Java Objects)