error OnlyFactoryAllowed();
error OnlyCreatorAllowed();
error EntryQuantityRequired();
error EntriesPurchaseClosed();
error EntriesPurchaseInvalidValue();
error RefundsOnlyAllowedOnFailedDraw();
error UserWithoutEntries();
error UserAlreadyRefunded();
error PrizesAlreadyRefunded();
error MaxUserEntriesReached();
error MaxTotalEntriesReached();
error WithoutRefunds();
error TokenGateRestriction();