{
  "tick_sources": [
    "lightning_strike"
  ],
  "target_self": true,
  "growth_chance": 0,
  "growth_for_face": [
    {
      "direction": "up",
      "weight": 1,
      "growth": [
        {
          "data": {
            "block": {
              "Name": "minecraft:magma_block"
            }
          },
          "weight": 1
        }
      ]
    }
  ],
  "owners": "#minecraft:base_stone_overworld",
  "replacing_target": {
    "tag": "minecraft:base_stone_overworld",
    "predicate_type": "minecraft:tag_match"
  }
}