RestKit/Tests/Fixtures/JSON/parents_and_children.json

{
    "parents": [
        {
            "parentID": 12345,
            "name": "Joe",
            "children": [
                {
                    "childID": 1111,
                    "name": "Oscar"
                },
                {
                    "childID": 2222,
                    "name": "Tom"
                },
                {
                    "childID": 3333,
                    "name": "Eli"
                }
            ]
        },
        {
            "parentID": 4567,
            "name": "Mary",
            "children": [
                {
                    "childID": 1,
                    "name": "Sally"
                },
                {
                    "childID": 2222,
                    "name": "Tom"
                },
                {
                    "childID": 3333,
                    "name": "Eli"
                }
            ]
        }
    ]
}