public async Task <string> GetReceipt()
{
var checkinResponse = await _safetyNetClient.CheckIn().ConfigureAwait(false);
var registerResponse = await _safetyNetClient.Register(checkinResponse).ConfigureAwait(false);
var result = registerResponse.Split(new[] { "=" }, StringSplitOptions.None);
var key = result.FirstOrDefault();
var value = result.LastOrDefault();
if (key == null || value == null || key.ToLower() == "error")
{
throw new InvalidOperationException($"Bad Response: {registerResponse}");
}
return(value);
}
