{
  "type": "minecraft:empty",
  "pools": [{
    "rolls": {
      "min": 1,
      "max": 5
    },
    "entries": [{
      "type": "minecraft:item",
      "name": "stone",
      "functions": [{
        "function": "minecraft:set_count",
        "count": 0
      }]
    }]
  }]
}