{
    "artist" : "Some artist",
    "albums" :
    [
        {
            "name": "Some album",
            "info" :
            {
                "id" : ObjectId("534a7d66f1053d665015825b"),
                "released" : "2013"
            },
            "songs" :
            [
                {
                    "name" : "Some song",
                    "file" : "music.mp3",
                    "time" : 219,
                    "id" : ObjectId("534a7d66f1053d665015825c")
                }
            ]
        }
    ],
    "_id" : ObjectId("534a7d66f1053d665015825d")
}