private void Run()
    {
        Debug.Log("Example 5 - Zones");

        // Apple arcade recommends using zones for different GC users
        customZone = new CKRecordZone("GameCenterUser1");
        database   = CKContainer.DefaultContainer().PrivateCloudDatabase;

        database.SaveRecordZone(customZone, OnRecordZoneCreated);
    }