{
    "feature": "minecraft:snowy_patch",
    "placement": [
        {
            "type": "minecraft:count",
            "count": 3
        },
        {
            "type": "minecraft:in_square"
        },
        {
            "type": "minecraft:heightmap",
            "heightmap": "MOTION_BLOCKING_NO_LEAVES"
        },
        {
            "type": "minecraft:biome"
        },
        {
            "type": "minecraft:rarity_filter",
            "chance": 2
        }
    ]
}