MineCase/data/minecraft/loot_tables/chests/stronghold_library.json

{
  "type": "minecraft:chest",
  "pools": [
    {
      "rolls": {
        "min": 2.0,
        "max": 10.0,
        "type": "minecraft:uniform"
      },
      "entries": [
        {
          "type": "minecraft:item",
          "weight": 20,
          "functions": [
            {
              "function": "minecraft:set_count",
              "count": {
                "min": 1.0,
                "max": 3.0,
                "type": "minecraft:uniform"
              }
            }
          ],
          "name": "minecraft:book"
        },
        {
          "type": "minecraft:item",
          "weight": 20,
          "functions": [
            {
              "function": "minecraft:set_count",
              "count": {
                "min": 2.0,
                "max": 7.0,
                "type": "minecraft:uniform"
              }
            }
          ],
          "name": "minecraft:paper"
        },
        {
          "type": "minecraft:item",
          "name": "minecraft:map"
        },
        {
          "type": "minecraft:item",
          "name": "minecraft:compass"
        },
        {
          "type": "minecraft:item",
          "weight": 10,
          "functions": [
            {
              "function": "minecraft:enchant_with_levels",
              "levels": 30,
              "treasure": true
            }
          ],
          "name": "minecraft:book"
        }
      ]
    }
  ]
}