Response sent from Mandrill via POST

mandrill_events.json

{
  "mandrill_events": [
    {
      "event": "send",
      "msg": {
        "ts": 1365109999,
        "subject": "This an example webhook message",
        "email": "example.webhook@mandrillapp.com",
        "sender": "example.sender@mandrillapp.com",
        "tags": ["webhook-example"],
        "opens": [],
        "clicks": [],
        "state": "sent",
        "metadata": {
          "user_id": 111
        },
        "_id": "exampleaaaaaaaaaaaaaaaaaaaaaaaaa",
        "_version": "exampleaaaaaaaaaaaaaaa"
      },
      "_id": "exampleaaaaaaaaaaaaaaaaaaaaaaaaa",
      "ts": 1384954004
    },
    {
      "event": "deferral",
      "msg": {
        "ts": 1365109999,
        "subject": "This an example webhook message",
        "email": "example.webhook@mandrillapp.com",
        "sender": "example.sender@mandrillapp.com",
        "tags": ["webhook-example"],
        "opens": [],
        "clicks": [],
        "state": "deferred",
        "metadata": {
          "user_id": 111
        },
        "_id": "exampleaaaaaaaaaaaaaaaaaaaaaaaaa1",
        "_version": "exampleaaaaaaaaaaaaaaa",
        "smtp_events": [
          {
            "destination_ip": "127.0.0.1",
            "diag": "451 4.3.5 Temporarily unavailable, try again later.",
            "source_ip": "127.0.0.1",
            "ts": 1365111111,
            "type": "deferred",
            "size": 0
          }
        ]
      },
      "_id": "exampleaaaaaaaaaaaaaaaaaaaaaaaaa1",
      "ts": 1384954004
    }
  ]
}

To add reference : This Gist has been borrowed from https://gist.github.com/ramonsmits/7563502