{
    "group": {
        "answer": {"type": "integer", "value": "42"},
        "d":      {"type": "date-local", "value": "1979-05-27"},
        "dt":     {"type": "datetime", "value": "1979-05-27T07:32:12-07:00"},
        "more": [
            {"type": "integer", "value": "42"},
            {"type": "integer", "value": "42"}
        ]
    }
}