{
    "type": "minecraft:block_column",
    "config": {
        "direction": "down",
        "allowed_placement": {
            "type": "minecraft:matching_blocks",
            "blocks": [
                "minecraft:air"
            ]
        },
        "prioritize_tip": true,
        "layers": [
            {
                "height": {
                    "type": "minecraft:uniform",
                    "min_inclusive": 9,
                    "max_inclusive": 24
                },
                "provider": {
                    "type": "minecraft:simple_state_provider",
                    "state": {
                        "Name": "minecraft:bone_block",
                        "Properties": {
                            "axis": "y"
                        }
                    }
                }
            },
            {
                "height": {
                    "type": "minecraft:uniform",
                    "min_inclusive": 0,
                    "max_inclusive": 1
                },
                "provider": {
                    "type": "minecraft:weighted_state_provider",
                    "entries": [
                        {
                            "weight": 40,
                            "data": {
                                "Name": "minecraft:air"
                            }
                        },
                        {
                            "weight": 1,
                            "data": {
                                "Name": "minecraft:soul_lantern",
                                "Properties": {
                                    "hanging": "true",
                                    "waterlogged": "false"
                                }
                            }
                        }
                    ]
                }
            }
        ]
    }
}