File: NFTVault.sol
290:     function setOrganizationFeeRate(Rate memory _organizationFeeRate)  
291:         external
292:         onlyRole(DAO_ROLE)
293:     {
294:         _validateRate(_organizationFeeRate);
295:         settings.organizationFeeRate = _organizationFeeRate; //@audit low: fee can be 100%
296:     }
...
400:     function _validateRate(Rate memory rate) internal pure {
401:         require(
402:             rate.denominator > 0 && rate.denominator >= rate.numerator,  //@audit low: fee can be 100% (rate.denominator == rate.numerator)
403:             "invalid_rate"
404:         );
405:     }
