{
    "pools": [
      {
        "rolls": {
          "min": 5,
          "max": 12
        },
        "entries": [
          {
            "type": "minecraft:item",
            "name": "minecraft:redstone",
            "functions": [
              {
                "function": "minecraft:set_count",
                "count": {
                  "min": 7,
                  "max": 18
                }
              }
            ]
          }
        ]
      },
      {
        "rolls": {
          "min": 2,
          "max": 5
        },
        "entries": [
          {
            "type": "minecraft:item",
            "name": "minecraft:redstone_block",
            "weight": 1,
            "functions": [
              {
                "function": "minecraft:set_count",
                "count": {
                  "min": 1,
                  "max": 5
                }
              }
            ]
          }
        ]
      }
    ]
}  