The id of the relate entry that contains the phone number used for texting
This sends the text message.
This method receives a single phone number to send a message to. Should be in format +18013363043. If country code is not specified, +1 will be assumed.
The fully qualified unit id ('ex: 111000_U12345__148522') that has been pre-configured for Bandwidth Messaging.
Used to send an text. See [[B.Text]]