{
  "type": "minecraft:block_column",
  "config": {
    "allowed_placement": {
      "type": "minecraft:matching_blocks",
      "offset":[
          0,
          1,
          0
      ],
      "blocks": [
          "minecraft:air",
          "minecraft:lava",
          "minecraft:brown_mushroom",
          "minecraft:red_mushroom",
          "minecraft:crimson_fungus",
          "minecraft:warped_fungus",
          "minecraft:twisting_vines",
          "minecraft:weeping_vines",
          "minecraft:crimson_roots",
          "minecraft:warped_roots",
          "minecraft:nether_sprouts"
      ]
    },
    "prioritize_tip": false,
    "direction": "down",
    "layers": [
      {
        "height": 15,
        "provider": {
          "type": "minecraft:weighted_state_provider",
          "entries": [
            {
              "data": {
                "Name": "minecraft:nether_bricks"
              },
              "weight": 7
            },
            {
              "data": {
                "Name": "minecraft:cracked_nether_bricks"
              },
              "weight": 3
            }
          ]
        }
      },
      {
        "height": 10,
        "provider": {
          "type": "minecraft:weighted_state_provider",
          "entries": [
            {
              "data": {
                "Name": "minecraft:red_nether_bricks"
              },
              "weight": 1
            },
            {
              "data": {
                "Name": "minecraft:nether_bricks"
              },
              "weight": 6
            },
            {
              "data": {
                "Name": "minecraft:cracked_nether_bricks"
              },
              "weight": 3
            }
          ]
        }
      },
      {
        "height": 15,
        "provider": {
          "type": "minecraft:weighted_state_provider",
          "entries": [
            {
              "data": {
                "Name": "minecraft:red_nether_bricks"
              },
              "weight": 4
            },
            {
              "data": {
                "Name": "minecraft:nether_bricks"
              },
              "weight": 4
            },
            {
              "data": {
                "Name": "minecraft:cracked_nether_bricks"
              },
              "weight": 2
            }
          ]
        }
      },
      {
        "height": 10,
        "provider": {
          "type": "minecraft:weighted_state_provider",
          "entries": [
            {
              "data": {
                "Name": "minecraft:red_nether_bricks"
              },
              "weight": 7
            },
            {
              "data": {
                "Name": "minecraft:nether_bricks"
              },
              "weight": 2
            },
            {
              "data": {
                "Name": "minecraft:cracked_nether_bricks"
              },
              "weight": 1
            }
          ]
        }
      },
      {
        "height": 10,
        "provider": {
          "type": "minecraft:weighted_state_provider",
          "entries": [
            {
              "data": {
                "Name": "minecraft:red_nether_bricks"
              },
              "weight": 9
            },
            {
              "data": {
                "Name": "minecraft:cracked_nether_bricks"
              },
              "weight": 1
            }
          ]
        }
      },
      {
        "height": 50,
        "provider": {
          "type": "minecraft:simple_state_provider",
          "state": {
            "Name": "minecraft:red_nether_bricks"
          }
        }
      }
    ]
  }
}