private void VerifyPaymentStatuses(HttpContext context) { long orderId = 0; if (context.Request["OrderId"] != null && !Int64.TryParse(context.Request["OrderId"].ToString(), out orderId)) { GenerateErrorResponse(400, "OrderId value must be a number"); } OrdersManagement.Core.Client client = new OrdersManagement.Core.Client(responseFormat: OrdersManagement.ResponseFormat.JSON); context.Response.Write(client.VerifyPaymentStatuses(orderId, null)); }