18    ::ll::TypedStorage<1, 1, ::SharedTypes::v1_19_40::ItemCategory::CreativeItemCategory> mCreativeCategory;
 
   19    ::ll::TypedStorage<8, 40, ::std::optional<::std::string>>                             mCreativeGroupName;
 
   20    ::ll::TypedStorage<1, 2, ::std::optional<bool>>                                       mIsHiddenInCommands;
 
   41    MCAPI 
static void upgrade(
 
   42        ::std::optional<::ComponentItemMenuCategoryData_v1_20_20>& oldData,