{
  "biomes": [
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      "spawn_info": {
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        "min_count": 1,
        "max_count": 3,
        "spawn_cost_per_entity": 1.2,
        "max_spawn_cost": 0.1
      }
    },
    {
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        "max_spawn_cost": 0.1
      }
    },
    {
      "biome": "minecraft:crimson_forest",
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        "min_count": 1,
        "max_count": 5,
        "spawn_cost_per_entity": 8.2,
        "max_spawn_cost": 0.1
      }
    }
  ]
}