/// <summary>
/// Obtain the device id and encryption key needed for other calls
/// </summary>
/// <remarks>Run this method before making any other calls</remarks>
/// <returns></returns>
public async Task AuthorizeAsync()
{
byte[] authorizationPacket = PacketGenerator.GenerateAuthorizationPacket(this);
var encryptedResponse = await SendAndWaitForResponseAsync(authorizationPacket);
var encryptedPayload = encryptedResponse.Slice(0x38);
var payload = encryptedPayload.Decrypt();
var deviceId = new byte[4];
Array.Copy(payload, 0x00, deviceId, 0, deviceId.Length);
var encryptionKey = new byte[16];
Array.Copy(payload, 0x04, encryptionKey, 0, encryptionKey.Length);
DeviceId = deviceId;
EncryptionKey = encryptionKey;
}
