AddCustomerWebAPIMethod

 [HttpPut]
        public IHttpActionResult AddCustomer(Customer customer)
        {
            try
            {
                dbContext.Customers.Add(customer);
                dbContext.SaveChanges();
                return Content(HttpStatusCode.OK, "Customer" + customer.ContactName + " has been created");
            }
            catch (Exception ex)
            {
                return Content(HttpStatusCode.InternalServerError, "Inserting customer failed : " + ex.Message);
            }
        }