public async Task StartListener()
{
var backgroundTaskRegistration = await BackgroundTaskService.Register <BroadcastListenerBackgroundTask>(new SocketActivityTrigger());
datagramSocket = new DatagramSocket();
datagramSocket.EnableTransferOwnership(backgroundTaskRegistration.TaskId, SocketActivityConnectedStandbyAction.DoNotWake);
await datagramSocket.BindServiceNameAsync("4536");
datagramSocket.MessageReceived += DatagramSocket_MessageReceived;
}
