Sends an SMS message or make a voice call using the Twilio service.
The Twilio out node is configured to send SMS or make call, depending on the option selected you enter the phone number or phone number and a URL to create the TWiML response file.
to send the message to. Alternatively, if the number is left blank, it can be set using <b>msg.topic</b>. The payload can also be the URL to create the TWiML response file.