{ "variants": { "type=bottom": [ { "model": "block/birch_slab" }, { "model": "block/planks/birch/slab/l1" }, { "model": "block/planks/birch/slab/l2" } ], "type=top": [ { "model": "block/birch_slab_top" }, { "model": "block/planks/birch/slab/u1" }, { "model": "block/planks/birch/slab/u2" } ], "type=double": [ { "model": "block/birch_planks" }, { "model": "block/planks/birch/1" }, { "model": "block/planks/birch/2" } ] } }