{
	"feature": "minecraft:underwater_magma",
	"placement": [
		{
			"type": "minecraft:count",
			"count": 200
		},
		{
			"type": "minecraft:in_square"
		},
		{
			"type": "minecraft:height_range",
			"height": {
				"type": "minecraft:uniform",
				"min_inclusive": {
					"above_bottom": 0
				},
				"max_inclusive": {
					"below_top": 0
				}
			}
		},
		{
			"type": "minecraft:surface_relative_threshold_filter",
			"heightmap": "OCEAN_FLOOR"
		},
		{
			"type": "minecraft:biome"
		}
	]
}
