item_icon:
coin: IRON_INGOT
banknote: EMERALD
sack_of_money: DIAMOND
item_icon:
coin: "eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvYjBhN2I5NGM0ZTU4MWI2OTkxNTlkNDg4NDZlYzA5MTM5MjUwNjIzN2M4OWE5N2M5MzI0OGEwZDhhYmM5MTZkNSJ9fX0="
banknote: "eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvYjBhN2I5NGM0ZTU4MWI2OTkxNTlkNDg4NDZlYzA5MTM5MjUwNjIzN2M4OWE5N2M5MzI0OGEwZDhhYmM5MTZkNSJ9fX0="
sack_of_money: "eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvYjBhN2I5NGM0ZTU4MWI2OTkxNTlkNDg4NDZlYzA5MTM5MjUwNjIzN2M4OWE5N2M5MzI0OGEwZDhhYmM5MTZkNSJ9fX0="
You can set any item as custom texture.
item_icon:
coin: "item1"
banknote: "item2"
sack_of_money: "item3"