{
    "variants": {
        "": [
            { "model": "block/bookshelf" },
            { "model": "block/random/bookshelf/bookshelf1" },
            { "model": "block/random/bookshelf/bookshelf2" },
            { "model": "block/random/bookshelf/bookshelf3" },
            { "model": "block/random/bookshelf/bookshelf4" },
            { "model": "block/random/bookshelf/bookshelf5" },
            { "model": "block/random/bookshelf/bookshelf6" },
            { "model": "block/random/bookshelf/bookshelf7" },
            { "model": "block/random/bookshelf/bookshelf8" }
        ]
    }
}
