{
  "type": "minecraft:fallen_tree",
  "log_decorators": [
    {
      "type": "minecraft:attached_to_logs",
      "block_provider": {
        "id": "minecraft:brown_mushroom"
      },
      "directions": [
        "up"
      ],
      "probability": 0.1
    },
    {
      "type": "minecraft:shelf_mushroom",
      "probability": 0.8
    }
  ],
  "log_length": {
    "type": "minecraft:uniform",
    "max_inclusive": 7,
    "min_inclusive": 4
  },
  "stump_decorators": [],
  "trunk_provider": {
    "id": "minecraft:poplar_log",
    "properties": {
      "axis": "y"
    }
  }
}