{
  "input": {
    "type": "track",
    "userId": "user-id",
    "event": "some-event",
    "timestamp": "2014",
    "properties": {
      "revenue": 19.99,
      "email": "johndoe@segment.io",
      "property": true
    }
  },
  "output": {
    "token": "eHdVzM",
    "event": "some-event",
    "time": 1388534400,
    "customer_properties": {
      "$id": "user-id",
      "$email": "johndoe@segment.io"
    },
    "properties": {
      "property": true,
      "email": "johndoe@segment.io",
      "revenue": 19.99,
      "value": 19.99
    }
  }
}