val clusterManager = ClusterSingletonManager.props(
        singletonProps = Props(classOf[PushWorker]),
        singletonName = "pushWorkerSingleton",
        terminationMessage = PoisonPill.getInstance,
        role = None
      )
      val pushActor = Akka.system(app).actorOf(clusterManager, "pushWorker")
      Akka.system(app).scheduler.schedule(10 seconds, 10 seconds, pushActor, "pushWorker")