void KategorileriGetir()
        {
            //var KategoriAuthentication = new n11CategoryService.Authentication();
            KategoriAuthentication.appKey    = "66e296ef-ba12-4c7a-8d3f-67027f1e1962"; //api anahtarınız
            KategoriAuthentication.appSecret = "OiVekmVJRKC2wi0X";                     //api şifeniz

            var proxy = new n11CategoryService.CategoryServicePortService();


            //var proxy = new n11CategoryService.categ;



            var request = new GetTopLevelCategoriesRequest();

            request.auth = KategoriAuthentication;

            //proxy.

            var categories = proxy.GetTopLevelCategories(request);

            foreach (var item in categories.categoryList)
            {
                dt_Kategoriler.Rows.Add(dt_Kategoriler.NewRow());
                dt_Kategoriler.Rows[dt_Kategoriler.Rows.Count - 1]["ID"]          = item.id;
                dt_Kategoriler.Rows[dt_Kategoriler.Rows.Count - 1]["KategoriAdi"] = item.name;
                ahanadaAltKAteroriGetir(item.id);
            }
            gridControl1.DataSource = dt_Kategoriler;
            treeList1.DataSource    = dt_Kategoriler;
        }
        void ahanadaAltKAteroriGetir(Int64 CategoriyID)
        {
            //authentication = new n11CategoryService.Authentication();
            KategoriAuthentication.appKey    = "66e296ef-ba12-4c7a-8d3f-67027f1e1962"; //api anahtarınız
            KategoriAuthentication.appSecret = "OiVekmVJRKC2wi0X";                     //api şifeniz

            proxy = new n11CategoryService.CategoryServicePortService();

            ALtKategoriOZelligi      = new GetCategoryAttributesRequest();
            ALtKategoriOZelligi.auth = KategoriAuthentication;


            proxy.GetCategoryAttributes(ALtKategoriOZelligi);
            AltKategoriGetir(CategoriyID);
        }