{
  "type": "minecraft:jigsaw",
  "biomes": "#minecraft:has_structure/nether_fortress",
  "max_distance_from_center": 100,
  "spawn_overrides": {
    "monster": {
      "bounding_box": "piece",
      "spawns": [
        {
          "type": "minecraft:blaze",
          "maxCount": 2,
          "minCount": 1,
          "weight": 10
        },
        {
          "type": "minecraft:zombified_piglin",
          "maxCount": 2,
          "minCount": 1,
          "weight": 5
        },
        {
          "type": "minecraft:wither_skeleton",
          "maxCount": 3,
          "minCount": 1,
          "weight": 10
        },
        {
          "type": "minecraft:skeleton",
          "maxCount": 5,
          "minCount": 1,
          "weight": 10
        },
        {
          "type": "minecraft:magma_cube",
          "maxCount": 2,
          "minCount": 1,
          "weight": 3
        }
      ]
    }
  },
  "step": "underground_decoration",
  "start_height": {
    "absolute": 31
  },
  "start_pool": "nova_structures:nether_port/main",
  "size": 5,
  "use_expansion_hack": false,
  "terrain_adaptation": "beard_box"
}