{
  "biomes": [
    {
      "biome": "default",
      "spawn_info": {
        "spawn_rate": 5,
        "min_count": 1,
        "max_count": 1
      }
    },
    {
      "biome": "minecraft:crimson_forest",
      "spawn_info": {
        "spawn_rate": 1,
        "min_count": 1,
        "max_count": 1,
        "energy_budget": 2.0,
        "charge": 0.4
      }
    }
  ]
}