Message Received

This event is fired whenever a contact sends a message to your Facebook page.

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Amio Persists Message Files
All incoming messages having a file url attachments (i.e. Image Message, Video Message, etc.) are persisted on Amio servers due to expiration reasons.

{
  "event": "message_received",
  "timestamp": "2016-10-06T13:42:48Z",
  "data": {
    "id": "6456078996108088196",
    "channel": {
      "id": "6456078759331238786",
      "type": "facebook_messenger"
    },
    "contact": {
      "id": "6456078781510718339"
    },
    "content": {
      "type": "text",
      "payload": "That's really nice that I can write you here. You guys rock!",
      "quick_reply": {
        "payload": "DEVELOPER_DEFINED_PAYLOAD"
      }
    },
    "nlp": {...}
  }
}

Parameter	Type	Description
data	object	Object representing message received. Different type of messages can be received (text, image, etc.). The structure matches Send Message response structure except for the `nlp` key which is valid only for received messages.
data.nlp	object	See NLP documentation.