https://sparkapi.com/Reso/OData/Property?$filter=(PropertyType eq 'Residential') and PropertyType has PropertyEnums.PropertyType'Residential'&$top=10&$select=ListingKey,BedroomsTotal,Directions,ListingContractDate,ModificationTimestamp,StandardStatus,PropertyType,Location,PublicRemarks,StreetName,StreetNumber,City,PropertyType
A Single Valued Lookup is a field that can have one and only one selection from a list of values. The Web API Implements Single Valued Lookup fields using the OData data type of Edm.EnumType with an underlying type of Edm.Int32.