{
  "input": {
    "type": "track",
    "event": "some-event",
    "timestamp": "2014",
    "properties": {
      "revenue": 19.99,
      "email": "jd@example.com",
      "prop": true
    }
  },
  "output": {
    "eventName": "some-event",
    "email": "jd@example.com",
    "createdAt": 1388534400,
    "dataFields": {
      "email": "jd@example.com",
      "prop": true,
      "amount": 19.99
    }
  }
}