{
    "tile_processors": [
        {
          "type": "reference",
          "id": "the_vault:generic/room_base"
        },
        {
            "type": "weighted_target",
            "target": "the_vault:placeholder[type=objective]",
            "output": [
                {
                    "block": "the_vault:etching_vendor_controller",
                    "weight": 1
                }
            ]
        }
    ],
    "entity_processors": [],
    "decorators": []
}