Get Delivery Receipt

{
    "data": {
        "_media_file_url": "http://yourdomain.com/_mms/601D3E45-49FD-4653-B8F7-ED70B5CB9A43.gif",
        "body": "John This is a test message.",
        "carrier": "",
        "contact_id": 7,
        "country": "AU",
        "custom_string": "",
        "date_added": 1467358732,
        "direction": "out",
        "from": "+61298444213",
        "from_email": null,
        "list_id": 429,
        "message_id": "3E0DC217-7D0F-4C20-A3F2-E3362B938CAF",
        "message_parts": "1.00",
        "message_price": "2.420000",
        "priority": 10,
        "schedule": "1467358732",
        "status": "Queued",
        "status_code": null,
        "status_text": null,
        "subaccount_id": 1,
        "subject": "This is a subject",
        "to": "+61298444214",
        "user_id": 1
    },
    "http_code": 200,
    "response_code": "SUCCESS",
    "response_msg": "Here is your MMS receipt."
}