message-attachment-fallback-text.json

{
  "headers": {
    "host": "localhost",
    "accept": "*/*",
    "accept-encoding": "deflate, gzip",
    "content-type": "application/json"
  },
  "body": {
    "object": "page",
    "entry": [{
      "id": "514061682115264",
      "time": 1469437728090,
      "messaging": [{
        "sender": {
          "id": "10157033896470455"
        },
        "recipient": {
          "id": "514061682115264"
        },
        "timestamp": 1469437728018,
        "message": {
          "mid": "mid.1469437727898:3d506401f2e7407653",
          "seq": 2284,
          "text": "https://developers.facebook.com/docs/messenger-platform/plugin-reference",
          "attachments": [{
            "title": "Plugin Reference - Messenger Platform - Documentation - Facebook for Developers",
            "url": "https://developers.facebook.com/docs/messenger-platform/plugin-reference",
            "type": "fallback",
            "payload": null
          }]
        }
      }]
    }]
  },

  "+expected":
  {
    "plan": 14,
    "entry": [{
      "messaging": [{
        "message": {
          "type": "attachment",
          "user": {
            "id": "10157033896470455"
          }
        }
      }]
    }]
  }
}