[ { "message": { "attachment": { "type": "template", "payload": { "template_type": "button", "text": "Click the \"CLAIM OFFER\" button below to subscribe and receive your Special Offer! 😍", "buttons": [ { "type": "postback", "payload": "MANYCHATJSON(13249443)::ACT::8dde28174f69b1210e41029d0120af55", "title": "CLAIM OFFER" } ] } } }, "receiving_app_id": 532160876956612 } ]