setMeta(attributeNode, "Name", "Equipment Modifier"); setMetaInt(attributeNode, "Operation", attributeOperation); setMetaLong(attributeNode, "UUIDMost", attributeUUID.getMostSignificantBits()); setMetaLong(attributeNode, "UUIDLeast", attributeUUID.getLeastSignificantBits()); if (slot != null) { setMeta(attributeNode, "Slot", slot);