public ActionResult <IList <ClientDto> > GetClients(int?page, string firstLetter, string filterText, int?recordsPerPage) { var clients = ClientServices.ClientsOnPage(page, firstLetter, filterText, recordsPerPage); var numberOfPages = ClientServices.NumberOfPages(firstLetter, filterText, recordsPerPage); if (((List <ClientDto>)clients).Count > 0) { return(Ok(new { clients, numberOfPages })); } return(NoContent()); }