{
  "type": "lucky:random",
  "luck": 1,
  "outcomes": [
    {
      "type": "lucky:item",
      "item": "minecraft:fishing_rod"
    },
    {
      "type": "lucky:random",
      "outcomes": [
        {
          "type": "lucky:item",
          "item": "minecraft:cod"
        },
        {
          "type": "lucky:item",
          "item": "minecraft:salmon"
        },
        {
          "type": "lucky:item",
          "item": "minecraft:pufferfish"
        },
        {
          "type": "lucky:item",
          "item": "minecraft:tropical_fish"
        }
      ],
      "duplicates": true,
      "count": {
        "type": "minecraft:uniform",
        "min_inclusive": 10,
        "max_inclusive": 20
      }
    }
  ]
}