{
    "type": "minecraft:block_column",
    "config": {
        "allowed_placement": {
            "type": "minecraft:matching_blocks",
            "blocks": "minecraft:air"
        },
        "direction": "down",
        "layers": [
            {
                "height": {
                    "type": "minecraft:weighted_list",
                    "distribution": [
                        {
                            "data": {
                                "type": "minecraft:uniform",
                                "min_inclusive": 1,
                                "max_inclusive": 3
                            },
                            "weight": 5
                        },
                        {
                            "data": {
                                "type": "minecraft:uniform",
                                "min_inclusive": 1,
                                "max_inclusive": 7
                            },
                            "weight": 1
                        }
                    ]
                },
                "provider": {
                    "type": "minecraft:simple_state_provider",
                    "state": {
                        "Name": "minecraft:cave_vines",
                        "Properties": {
                            "age": "0",
                            "berries": "false"
                        }
                    }
                }
            },
            {
                "height": {
                    "type": "minecraft:weighted_list",
                    "distribution": [
                        {
                            "data": 0,
                            "weight": 1
                        },
                        {
                            "data": 1,
                            "weight": 3
                        },
                        {
                            "data": 2,
                            "weight": 2
                        }
                    ]
                },
                "provider": {
                    "type": "minecraft:simple_state_provider",
                    "state": {
                        "Name": "minecraft:cave_vines",
                        "Properties": {
                            "age": "0",
                            "berries": "true"
                        }
                    }
                }
            }
        ],
        "prioritize_tip": true
    }
}