The button template sends a text message with up to three attached buttons. This template is useful for offering the message recipient a button link to your webpage or setup a webhook for automatic replies to users. As of now, available buttons supported by the API include:
{
"message_id": "<MESSAGE_ID>",
"messenger_delivery_data": {
"subscription_token": "<SUBSCRIPTION_TOKEN>"
},
"message": {
"attachment": {
"type": "template",
"payload": {
"template_type": "button",
"text": "Welcome!",
"buttons":[
{
"type":"web_url",
"url":"<BUTTON_URL>",
"title":"View Website"
},{
"type":"postback",
"title":"Start Chatting",
"payload":"<PAYLOAD_WEBHOOK>"
}
]
}
}
}
}