https://www.reddit.com/r/Minecraft/comments/ffdwh7/custom_villager_that_trades_iron_nuggets_for_ice/?utm_source=share&utm_medium=web2x <- 이 글에서 찾았습니다

summon villager ~ ~2 ~ {Silent:1b,Invulnerable:1b,PersistenceRequired:1b,CustomName:'{"text":"Ice Cream Vendor"}',VillagerData:{level:2,profession:"minecraft:fletcher",type:"minecraft:savanna"},Offers:{Recipes:[{rewardExp:0b,buy:{id:"minecraft:iron_nugget",Count:1b},sell:{id:"minecraft:player_head",Count:1b,tag:{display:{Name:'{"text":"Kakigori"}',Lore:['{"text":"a Japanese shaved ice dessert flavored with syrup and condensed milk."}']},SkullOwner:{Id:"5e883ce0-9bce-454c-8eca-c1aa7e01cb8c",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvYmQ5ZmYzYjk1ZGEyOWE4MTQxZWUxODFlOWFjMjFiMWYyMTIxYzRjNGU5ZDM3MDQ0YTc3NjZmZGQwYzk2ZCJ9fX0="}]}}}}},{rewardExp:0b,buy:{id:"minecraft:iron_nugget",Count:2b},sell:{id:"minecraft:player_head",Count:1b,tag:{display:{Name:'{"text":"Chocolate Cone"}',Lore:['{"text":"Made with real chocolate!"}']},SkullOwner:{Id:"6c77e0db-001c-460d-82eb-5cb14b864ce9",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvODNhNzFiNTc3MjY2NGQ2MjIyNTU3N2MxMjg5MmU1MzI0ZTA3ZTQxNzgyOTgyMzk0NThhYTQ2ZDY3NGMxMzM3In19fQ=="}]}}}}},{rewardExp:0b,buy:{id:"minecraft:iron_nugget",Count:2b},sell:{id:"minecraft:player_head",Count:1b,tag:{display:{Name:'{"text":"Strawberry Cone"}',Lore:['{"text":"Sweet and tart."}']},SkullOwner:{Id:"64d542c7-5924-40df-aeb7-9c667985d8c5",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvYTY0MDYzNDk5OGYyM2E0NzRhODFiYmVhZDFhNzA4MjZlM2ZjNzc4M2QyYWRhMWRmNGFhODFmZmViMzdhMyJ9fX0="}]}}}}},{rewardExp:0b,buy:{id:"minecraft:iron_nugget",Count:2b},sell:{id:"minecraft:player_head",Count:1b,tag:{display:{Name:'{"text":"Vanilla Cone"}',Lore:['{"text":"A classic flavour. There\'s little flecks of vanilla bean in it."}']},SkullOwner:{Id:"3b817317-5ee0-49b9-b305-166bfb91e51e",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvMmJiYmIyM2Q1ZjVlMzQ0ZmViZmUxYmFkMGYzMWUwMWZiMWVjN2JmMDkzNzAxMTkwMWE2OTk2NTFkNjYifX19"}]}}}}},{rewardExp:0b,buy:{id:"minecraft:iron_nugget",Count:2b},sell:{id:"minecraft:player_head",Count:1b,tag:{display:{Name:'{"text":"Mint Cone"}',Lore:['{"text":"A mild, refreshing mint with dark chocolate chips."}']},SkullOwner:{Id:"ceccafb0-d5e7-4dec-993f-65b85acc34b8",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvYzc1MTZjZDEyNmE2ZTMzMzYyNmRhZDVjYTI5NWYzMDY3NTQ1NGY2ZTM3MTRkZDg2NGI3NzBlMjZhYWUyYmFmNyJ9fX0="}]}}}}},{rewardExp:0b,buy:{id:"minecraft:iron_nugget",Count:3b},sell:{id:"minecraft:player_head",Count:1b,tag:{display:{Name:'{"text":"Cookie Dough"}',Lore:['{"text":"A tub of frozen chocolate chip cookie dough. Safe to eat raw!"}']},SkullOwner:{Id:"39cb44d3-fa8f-4299-9aa1-67216a6261f4",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvMjE1NzliOGVjN2Q4ZTViZDhkNzcyODVlMTZjYzdlYmM3ZGE1N2I1MTUyODkxMzM4M2RiZmZlMjE1NzJiYjgxIn19fQ=="}]}}}}},{rewardExp:0b,buy:{id:"minecraft:iron_nugget",Count:4b},sell:{id:"minecraft:player_head",Count:1b,tag:{display:{Name:'{"text":"Frozen Yoghurt"}',Lore:['{"text":"A healthier alternative to ice cream."}']},SkullOwner:{Id:"7d91a592-7662-49cc-ae32-67912168cd12",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvN2ExOWU4NzVhMDg1M2ZlYzJkMzZlODMyOGVjNmY2NjQ2MjRhZTk5MWZmZGQ5MzJmNTM0ODllM2QzMTRlIn19fQ=="}]}}}}},{rewardExp:0b,buy:{id:"minecraft:iron_nugget",Count:5b},sell:{id:"minecraft:player_head",Count:1b,tag:{display:{Name:'{"text":"Sundae"}',Lore:['{"text":"Various ice cream flavours combined into one delicious treat!"}']},SkullOwner:{Id:"c099447f-fd4b-4da4-b162-7d808d3755be",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvMTBjODcxOWI2YjFmZGFlZTU5YTc4OTU1NTI2N2FkY2ZhMWU0MjYwODg5ZmRmNzA4ZTdjYTg3M2MwNTUxZDkifX19"}]}}}}},{rewardExp:0b,buy:{id:"minecraft:iron_nugget",Count:5b},sell:{id:"minecraft:player_head",Count:1b,tag:{display:{Name:'{"text":"Banana Split"}',Lore:['{"text":"Scoops of ice cream nestled on top of a banana and drizzled with sauce."}']},SkullOwner:{Id:"36d544d7-1165-492a-9632-c664bb60b4f5",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvY2FkMmU2NDYzOGRhZmRlYjI0Yzk1NjU4YjZhYmFiMjM2ZDIzZWI5MzQxZTk4YTI0MzdiYTYxMTk0OTQ4OWEifX19"}]}}}}}]}} 

아이스크림 파는 주민입니다. 아이스크림 하나당 4개까지 살수 있구요 레벨업은 시키지 마세요 ㅋㅋ

(1.15입니다)