# File lib/sqs/right_sqs_gen2.rb, line 147
      def send_message(message)
        message = message.to_s
        res = @sqs.interface.send_message(@url, message)
        msg = Message.new(self, res['MessageId'], nil, message)
        msg.send_checksum = res['MD5OfMessageBody']
        msg.sent_at = Time.now
        msg
      end