generic-template-wrapper.js

// Object
function Generic(elements) {
  this.attachment = {
    type: ‘template’,
    payload: {
      template_type: ‘generic’,
      elements: elements
    }
  };
}

// Application Usage
const elements = Looks.all()
  .map((look) => {
    return {
      title: look.title,
      subtitle: look.description,
      image_url: look.imageUrl,
      buttons: [{
        type: ‘postback’,
        title: ‘Try this look’,
        payload: `show me ${look._key}`
      }]
    };
  });
 messenger.send(senderId, new Generic(elements));

Used in this Chatbots Magazine article.