https://api-prod.corelogic.com/trestle/odata/Property?$filter=ModificationTimestamp le now() and (PropertyType eq 'Residential')&$select=ListingKey,BedroomsTotal,PropertyType,StreetName,ModificationTimestamp,OriginatingSystemName,Appliances,ListingContractDate,AssociationFeeFrequency,ModificationTimestamp&$top=5
The function now() will return the now time in UTC