{
  "type": "minecraft:randomized_int",
  "property": "age",
  "source": {
    "type": "minecraft:weighted",
    "entries": [
      {
        "data": "minecraft:cave_vines",
        "weight": 4
      },
      {
        "data": {
          "id": "minecraft:cave_vines",
          "properties": {
            "age": "0",
            "berries": "true"
          }
        },
        "weight": 1
      }
    ]
  },
  "values": {
    "type": "minecraft:uniform",
    "max_inclusive": 25,
    "min_inclusive": 23
  }
}