in inter-page/support-bot/app.js [115:127]
function handleIncoming(sender_psid, received_postback) {
let response;
if (received_postback.ref) {
response = {"text": `Nice to see you again. I have your original message, "${received_postback.ref}". \n Let me see how I can help.`}
} else {
let payload = received_postback.payload;
if (payload === 'get_started') {
response = {"text": `Welcome. I have your original message, "${received_postback.referral.ref}". \n Let me see how I can help.`}
}
}
// Send the message to acknowledge the postback
callSendAPI(sender_psid, response);
}