private string GetURL(TerminationInquiryHistoryOptions options)
        {
            String url;
            if (this.environment == Environments.Environment.PRODUCTION)
            {
                url = PRODUCTION_URL;
            }
            else
            {
                url = SANDBOX_URL;
            }

            url = url.Replace("XYZ", options.getInquiryReferenceNumber().ToString());
            url = URLUtil.AddQueryParameter(url, "PageOffset", options.GetPageOffset().ToString(), false, "");
            url = URLUtil.AddQueryParameter(url, "PageLength", options.GetPageLength().ToString(), false, "");
            url = URLUtil.AddQueryParameter(url, "AcquirerId", options.GetAcquirerId().ToString(), false, "");
            return url;
        }