{
    "type": "minecraft:block",
    "pools": [
      {
        "rolls": 1,
        "bonus_rolls": 0,
        "entries": [
          {
            "type": "minecraft:dynamic",
            "name": "minecraft:contents"
          }
        ]
      }
    ],
    "random_sequence": "minecraft:blocks/yellow_shulker_box",
    "__smithed__": {
      "priority": {
        "stage": "early"
      },
      "rules": [
        {
          "type": "append",
          "target": "pools[0].conditions",
          "source": {
            "type": "reference",
            "path": "pools[0].conditions[0]"
          }
        },
        {
          "type": "append",
          "target": "pools",
          "source": {
            "type": "reference",
            "path": "pools[1]"
          }
        }
      ]
    }
  }