Please read: https://genericunitofworkandrepositories.codeplex.com/wikipage?title=Stored%20Procedure%20with%20Service%20Pattern%20Example&referringTitle=Documentation
Sample: https://genericunitofworkandrepositories.codeplex.com/SourceControl/latest#main/Sample/Northwind.Web/Api/ProcedureController.cs
Sample: https://genericunitofworkandrepositories.codeplex.com/SourceControl/latest#main/Sample/Northwind.Web/Api/ProcedureController.cs