GenerousVillagers/data/minecraft/villager_trade/librarian/1/paper_emerald.json

{
    "gives": {
        "id": "minecraft:emerald"
    },
    "max_uses": 4096,
    "reputation_discount": 0.05,
    "wants": {
        "count": 24,
        "id": "minecraft:paper"
    },
    "xp": 2
}