Error 21602

ERROR - 21602

Message body is required

You must specify content (text or media) for your message. The Body OR MediaURL parameter is required to send a Message with Twilio.

Possible Causes

You may have attempted to send a message without a Body or MediaURL parameter.

Possible Solutions

Retry your message including a body or a link to some media. For sample code that shows how to send an SMS message with Twilio's supported helper libraries, cURL, or the Twilio CLI, please see this short tutorial