{ "format_version": "1.16.100", "minecraft:underwater_cave_carver_feature": { "description": { "identifier": "minecraft:underground_underwater_cave_carver_feature" }, "fill_with": "minecraft:water", "width_modifier": 0.0, "replace_air_with": "minecraft:flowing_water", "skip_carve_chance": 15, "y_scale": [ 0.5, 0.5 ], "height_limit": 120, "horizontal_radius_multiplier": [ 1.0, 1.0 ], "vertical_radius_multiplier": [ 1.0, 1.0 ], "floor_level": [ -0.7, -0.7 ] } }