docs: def send_one(self, source_address: str, destination_address: str, message: str,
                   validity_minutes: int = 0) -> SendSmsResult:
          """
          http://www.devinotele.com/resheniya/dokumentaciya-po-api/http_rest_protocol/Otpravka_SMS-soobshcheny/
          """
          session_id = self._get_session_id()
          params = {
              'sessionId': session_id,
              'sourceAddress': source_address,
              'destinationAddress': destination_address,
              'data': message,
              'validity': validity_minutes,
          }
          sms_ids = self._request(SEND_ONE_URL, params, method=METHOD_POST)
          return SendSmsResult(destination_address, sms_ids)