GetClients.cs

        [WebInvoke(BodyStyle=WebMessageBodyStyle.Wrapped, Method = "POST", UriTemplate = "GetClients", RequestFormat=WebMessageFormat.Json, ResponseFormat=WebMessageFormat.Json)]
        public IList<Client> GetClients(string filterString, int page, int start, int limit)
        {
            using (var db = new MyAppEntities())
            {
                return db.GetClients(filterString, start, limit).ToArray<Client>();
            }
        }