public SalesRepresentative Save(SalesRepresentative customer)
 {
     var url = string.Format("SalesRepresentative/Save?apikey={0}&companyid={1}", _apiKey, _companyId);
     var request = new RestRequest(url, Method.POST) { JsonSerializer = new JsonSerializer() };
     request.RequestFormat = DataFormat.Json;
     request.AddBody(customer);
     var response = _client.Execute<SalesRepresentative>(request);
     return response.Data;
 }
        public void SaveSalesRepresentative()
        {
            var salesRep = new SalesRepresentative
            {
                FirstName = "Nancy",
                LastName = "Davolio",
                Email = "*****@*****.**",
                Mobile = "(206) 555-9857",
                Telephone = "(206) 555-9857"
            };

            Api.SalesRepresentativeRequest.Save(salesRep);
        }