{
    "multipart": [
        {   "when": { "has_record": "false" },
            "apply": { "model": "block/jukebox", "uvlock": false }
        },
        {   "when": { "has_record": "true" },
            "apply": { "model": "block/jukebox_record", "uvlock": false }
        }
    ]
}