gistfile1.json

{ // "Envelope type"
  "type": "Person", // contents hint

  "content": [ // here we expect only Person content
    { // Person()
      "id": "00-00",
      "name": "Mr Bean"
    },
    { // Person()
      "id": "00-01",
      "name": "Doctor Who"
    }
  ]
}