RestKit/Tests/Fixtures/JSON/humans/self_referential.json

{
    "name": "Blake",
    "id": 1,
    "friends": [
        {
            "name": "Sarah",
            "id": 2,
            "friends": [
                {
                    "name": "Monkey",
                    "id": 3
                }
            ]
        },
        {
            "name": "Colin",
            "id": 4,
            "friends": [
                { 
                    "id": "3",
                    "name": "Monkey"
                }
            ]
        }
    ]
}