Answer
Query the FND_LICENSED_ROLE_USER view, qualified with your application owner schema — for example SELECT * FROM <APPOWNER>.FND_LICENSED_ROLE_USER; — this returns the license role/usage information per user directly from the database.
Query the FND_LICENSED_ROLE_USER view, qualified with your application owner schema — for example SELECT * FROM <APPOWNER>.FND_LICENSED_ROLE_USER; — this returns the license role/usage information per user directly from the database.