Barrel/BE


 * Block entity data


 * : An item, including the slot tag. Barrel slots are numbered 0-26, 0 starts in the top left corner.
 * : Optional. Loot table to be used to fill the barrel when it is next opened, or the items are otherwise interacted with.
 * : Optional. Seed for generating the loot table. 0 or omitted will use a random seed.
 * : Optional. Seed for generating the loot table. 0 or omitted will use a random seed.