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  • Block entity data‌[BE only]
    • Tags common to all block entities see Template:Nbt inherit/blockentity/template
    •  CustomColor: This tag exists only if the cauldron stores dyed water (i.e. PotionId is -1 and the block data value is greater than 0); stores a 32-bit ARGB encoded color.
    •  Items: List of items in the container.
    •  PotionId: If the cauldron contains a potion, this tag stores the ID of that potion. If there is no potion stored, then this tag is set to -1.
    •  SplashPotion: Whether the cauldron stores a splash potion; either 0 (false) or 1 (true).
    •  isMovable: Whether the cauldron can be pushed by pistons; either 0 (false) or 1 (true). The default is 1 (true).