{
  "tile_processors": [
    {
      "type": "weighted_target",
      "target": "minecraft:stone",
      "output": {
        "minecraft:stone": 150,
        "the_vault:placeholder[type=ore]": 1
      }
    },
    {
      "type": "reference",
      "id": "the_vault:mine/ore_placeholder"
    },
    {
      "type": "reference",
      "id": "the_vault:generic/room_base"
    }
  ],
  "entity_processors": [],
  "decorators": []
}