{
  "format_version": "1.16.0",
  "minecraft:growing_plant_feature": {
    "description": {
      "identifier": "minecraft:cave_vine_feature"
    },
    "height_distribution":  [
      [{"range_min": 1, "range_max": 13}, 2],
      [{"range_min": 1, "range_max": 2}, 3],
      [{"range_min": 1, "range_max": 7}, 10]
    ],
    "growth_direction": "DOWN",
    "age": {"range_min": 17, "range_max": 26},
    "body_blocks": [
      ["minecraft:cave_vines", 4],
      ["minecraft:cave_vines_body_with_berries", 1]
    ],
    "head_blocks": [
      ["minecraft:cave_vines", 4],
      ["minecraft:cave_vines_head_with_berries", 1]
    ]
  }
}