{
    "structures": [
      {
        "structure": "nitref:dragon_sites/broken_pillar",
        "weight": 8
      },
      {
        "structure": "nitref:dragon_sites/dragon_egg",
        "weight": 5
      },
      {
        "structure": "nitref:dragon_sites/dragon_library",
        "weight": 3
      },
      {
        "structure": "nitref:dragon_sites/dragon_ship",
        "weight": 1
      }
    ],
    "placement": {
      "type": "minecraft:random_spread",
      "spacing": 25,
      "separation": 16,
      "salt": 5628143
    }
  }