{
  "type": "minecraft:jigsaw",
  "biomes": "#minecraft:has_structure/nether_fortress",
  "max_distance_from_center": 128,
  "dimension_padding": {"bottom":4,"top":138},
  "spawn_overrides": {
    "monster": {
      "bounding_box": "piece",
      "spawns": [
        {
          "type": "minecraft:blaze",
          "maxCount": 3,
          "minCount": 2,
          "weight": 1000
        },
        {
          "type": "minecraft:zombified_piglin",
          "maxCount": 4,
          "minCount": 4,
          "weight": 50
        },
		{
          "type": "minecraft:ghast",
          "maxCount": 1,
          "minCount": 1,
          "weight": 100
        },
        {
          "type": "minecraft:wither_skeleton",
          "maxCount": 5,
          "minCount": 5,
          "weight": 800
        },
        {
          "type": "minecraft:skeleton",
          "maxCount": 5,
          "minCount": 5,
          "weight": 200
        },
        {
          "type": "minecraft:magma_cube",
          "maxCount": 4,
          "minCount": 4,
          "weight": 300
        }
      ]
    }
  },
  "step": "underground_decoration",
  "start_height": {
    "absolute": 34
  },
  "start_pool": "nova_structures:sealing_halls/start",
  "start_jigsaw_name": "nova_structures:sealing_halls_anchor",
  "size": 20,
  "use_expansion_hack": false
}