{
  "variants": {
    "persistent=false": {
      "model": "minecraft:block/leaves/birch/not_persistent"
    },
    "distance=1,persistent=true": {
      "model": "minecraft:block/leaves/birch/1"
    },
    "distance=2,persistent=true": {
      "model": "minecraft:block/leaves/birch/2"
    },
    "distance=3,persistent=true": {
      "model": "minecraft:block/leaves/birch/3"
    },
    "distance=4,persistent=true": {
      "model": "minecraft:block/leaves/birch/4"
    },
    "distance=5,persistent=true": {
      "model": "minecraft:block/leaves/birch/5"
    },
    "distance=6,persistent=true": {
      "model": "minecraft:block/leaves/birch/6"
    },
    "distance=7,persistent=true": {
      "model": "minecraft:block/leaves/birch/7"
    }
  }
}