{
  "config": {
    "feature": {
      "feature": {
        "config": {
          "allowed_placement": {
            "predicates": [
              {
                "blocks": "minecraft:packed_ice",
                "offset": [
                  1,
                  0,
                  0
                ],
                "type": "minecraft:matching_blocks"
              },
              {
                "blocks": "minecraft:packed_ice",
                "offset": [
                  0,
                  0,
                  1
                ],
                "type": "minecraft:matching_blocks"
              },
              {
                "blocks": "minecraft:packed_ice",
                "offset": [
                  -1,
                  0,
                  0
                ],
                "type": "minecraft:matching_blocks"
              },
              {
                "blocks": "minecraft:packed_ice",
                "offset": [
                  0,
                  0,
                  -1
                ],
                "type": "minecraft:matching_blocks"
              }
            ],
            "type": "minecraft:any_of"
          },
          "direction": "up",
          "layers": [
            {
              "height": {
                "type": "minecraft:uniform",
                "min_inclusive": 1,
                "max_inclusive": 2
              },
              "provider": {
                "state": {
                  "Name": "minecraft:ice"
                },
                "type": "minecraft:simple_state_provider"
              }
            }
          ],
          "prioritize_tip": false
        },
        "type": "minecraft:block_column"
      },
      "placement": [
        {
          "heightmap": "MOTION_BLOCKING_NO_LEAVES",
          "type": "minecraft:heightmap"
        },
        {
          "predicate": {
            "blocks": "minecraft:packed_ice",
            "offset": [
              0,
              -1,
              0
            ],
            "type": "minecraft:matching_blocks"
          },
          "type": "minecraft:block_predicate_filter"
        }
      ]
    },
    "tries": 10,
    "xz_spread": 5,
    "y_spread": 0
  },
  "type": "minecraft:random_patch"
}