public async Task <SmsResponse> SendSmsAsync(string phoneNumber, string message) { var smsClient = new SmsClient(_apiUrl); var data = await smsClient.PostApiAsync <SmsRequest, SmsResponse>(new SmsRequest() { auth = new Auth() { key = _apiKey }, data = new Data() { recipient = phoneNumber, sms = new SmsInfo { source = _apiSender, text = message, ttl = 1440, } } }); return(data); }