{
    "type": "minecraft:jigsaw",
    "project_start_to_heightmap": "OCEAN_FLOOR_WG",
    "biomes": "#zhopo:has_structure/underwater_city",
    "step": "fluid_springs",
    "spawn_overrides": {
        "monster": {
            "bounding_box": "full",
            "spawns": [{
                "type": "minecraft:drowned",
                "weight": 1,
                "minCount": 1,
                "maxCount": 1
            }]
        }
    },
    "start_pool": "hopo:underwater_city",
    "terrain_adaptation": "beard_box",
    "size": 4,
    "start_height": {
        "absolute": 0
    },
    "max_distance_from_center": 112,
    "use_expansion_hack": true
}