{
    "tile_processors": [
      {
        "type": "leveled",
        "levels": [
            {
                "level": 0,
                "type": "weighted_target",
                "target": "the_vault:treasure_chest",
                "output": {
                    "the_vault:treasure_chest{Generated:0b,LootTable:\"the_vault:treasure_chest_lvl0\"}": 1
                }
            }
        ]
      }
    ]
}