protected virtual void OnEnable()
        {
            aliasTracker = VRTK_DeviceFinder.GetScriptAliasTracker(gameObject);
            if (aliasTracker == null)
            {
                aliasTracker = gameObject;
            }

            index = VRTK_DeviceFinder.GetTrackerIndex(gameObject);
            OnTrackerEnabled(SetEventPayload());
        }