public IHttpActionResult UpdateCustomerDetails([FromBody] Customer customer)
        {
            GetLoginToken();

            if (AdminToken != null)
            {
                customer.ID = F.GetCustomerByName(AdminToken, customer.FirstName).ID;
                F.UpdateCustomerDetails(AdminToken, customer);
                return(Ok($"{customer.UserName} Details has been Update"));
            }

            return(NotFound());
        }