wynnpack-archive/assets/minecraft/blockstates/petrified_oak_slab.json

{"variants":{"type=bottom":{"model":"minecraft:block/variants/dark_cobblestone_half_slab"},"type=double":[{"model":"block/variants/molten_rock"},{"model":"block/variants/molten_rock_0"},{"model":"block/variants/molten_rock_1"},{"model":"block/variants/molten_rock_2"}],"type=top":{"model":"minecraft:block/variants/dark_cobblestone_upper_slab"}}}