{
    "variants": {
        "": [
            {
                "model": "rays_3d_rails:block/iron/rail_crossing_1"
            },
            {
                "model": "rays_3d_rails:block/iron/rail_crossing_2"
            },
            {
                "model": "rays_3d_rails:block/iron/rail_crossing_3"
            },
            {
                "model": "rays_3d_rails:block/iron/rail_crossing_4"
            }
        ]
    }
}