{
    "feature": "terralith:cave/jungle/vegetation",
    "placement": [
        {
            "type": "minecraft:count_on_every_layer",
            "count": {
                "type": "minecraft:uniform",
                "min_inclusive": 64,
                "max_inclusive": 128
            }
        },
        {
            "type": "minecraft:block_predicate_filter",
            "predicate": {
                "type": "minecraft:matching_blocks",
                "offset": [
                    0,
                    -1,
                    0
                ],
                "blocks": [
                    "minecraft:mud",
                    "minecraft:moss_block"
                ]
            }
        },
        {
            "type": "minecraft:biome"
        }
    ]
}