Receiving replies to your SMS messages
Receiving replies to your SMS messages is FREE! And there are two ways you can receive them:
Email - All replies will be automatically sent to your email.
Webhook - In your CentSMS account, go to "My Account" and select "Message Settings". Add a URL here, and CentSMS will do a POST to this URL with the following parameters:
“from” : The phone number of the responder”
“msg" : The message text