public LowPowerNotification(NRNotificationListener listener) : base(listener)
 {
 }
 public TemperatureLevelNotification(NRNotificationListener listener) : base(listener)
 {
 }
 public Notification(NRNotificationListener listener)
 {
     this.NotificationListener = listener;
 }
 public SlamStateNotification(NRNotificationListener listener) : base(listener)
 {
     NRHMDPoseTracker.OnHMDLostTracking += OnHMDLostTracking;
     NRHMDPoseTracker.OnHMDPoseReady    += OnHMDPoseReady;
 }