langchain/utilities/twilio.py/TwilioAPIWrapper/run
class TwilioAPIWrapper:    def run(self, body: str, to: str) -> str:
        """Run body through Twilio and respond with message sid.

        Args:
            body: The text of the message you want to send. Can be up to 1,600
                characters in length.
            to: The destination phone number in
                [E.164](https://www.twilio.com/docs/glossary/what-e164) format for
                SMS/MMS or
                [Channel user address](https://www.twilio.com/docs/sms/channels#channel-addresses)
                for other 3rd-party channels.
        """  # noqa: E501
        message = self.client.messages.create(to, from_=self.from_number, body=body)
        return message.sid