{
  "type": "minecraft:chest",
  "pools": [
    {
      "bonus_rolls": 0,
      "entries": [
        {
          "type": "minecraft:item",
          "functions": [
            {
              "function": "minecraft:enchant_with_levels",
              "levels": 30,
              "options": "#minecraft:on_random_loot"
            }
          ],
          "name": "minecraft:book",
          "weight": 1
        }
      ],
      "rolls": {
        "type": "minecraft:constant",
        "value": 1
      }
    }
  ],
  "random_sequence": "minecraft:chests/stronghold_library"
}