{
  "variants": {
    "facing=north": { "model": "tutorial:block/polished_andesite_vertical_slab", "uvlock": true },
    "facing=east":  { "model": "tutorial:block/polished_andesite_vertical_slab", "y":  90, "uvlock": true },
    "facing=south": { "model": "tutorial:block/polished_andesite_vertical_slab", "y": 180, "uvlock": true },
    "facing=west":  { "model": "tutorial:block/polished_andesite_vertical_slab", "y": 270, "uvlock": true }
  }
}