{
  "tile_processors": [
    {
      "type": "weighted_target",
      "target": "minecraft:yellow_concrete_powder",
      "output": {
        "the_vault:placeholder[type=wooden_chest]": 1,
        "minecraft:yellow_concrete_powder": 250
      }
    },
    {
      "type": "reference",
      "id": "the_vault:generic/room_base"
    },
    {
      "type": "reference",
      "id": "the_vault:generic/challenge_elite_spawners"
    }
  ],
  "entity_processors": [],
  "decorators": []
}