{
  "input": {
    "type": "track",
    "userId": "user-id",
    "event": "my-event",
    "properties": {
      "prop": true,
      "revenue": 19.99,
      "email": "jd@example.com"
    }
  },
  "output": {
    "value": 19.99,
    "email": "jd@example.com",
    "action": "my-event"
  }
}