iBeacons in UWP

App.xaml.cs

public App()
{
  this.InitializeComponent();
  this.Suspending += OnSuspending;
            
  _watcher = new BluetoothLEAdvertisementWatcher();
  _watcher.Received += _watcher_Received;
  _watcher.Start();
}

private void _watcher_Received(BluetoothLEAdvertisementWatcher sender, BluetoothLEAdvertisementReceivedEventArgs args)
{
            foreach(BluetoothLEManufacturerData md in args.Advertisement.ManufacturerData)
            {
                if(md.CompanyId == 0x4C) // Apple
                {
                    DataReader reader = DataReader.FromBuffer(md.Data);
                    byte advertismentType = reader.ReadByte(); // 0x02 - iBeacon
                    byte len = reader.ReadByte(); // 0x15 (21) - iBeacon
                    int a = reader.ReadInt32();
                    short b = reader.ReadInt16();
                    short c = reader.ReadInt16();
                    byte[] d = new byte[8];
                    reader.ReadBytes(d);
                    Guid uuid = new Guid(a, b, c, d);
                    ushort major = reader.ReadUInt16();
                    ushort minor = reader.ReadUInt16();
                    Debug.WriteLine(uuid + " " + major + " " + minor + " " + args.RawSignalStrengthInDBm);
                }
            }
}