Obtains a count of registered Vibe users.
public long license_getRegisteredUsers( String accessToken );
The license_getRegisteredUsers operation obtains a count of the current number of registered users on the system.
Either the security token passed to your application by Vibe as part of implementing a remote application, or the null value.
An integer that is the count of users currently registered on the system.
Java objects in the Vibe sources (see Section 5.6.1, Working with Java Objects)