private string ParseXMLText( string data )
        {
            string result = "";
            try
            {
                var converted = Convert.FromBase64String(data);
                var text = System.Text.Encoding.UTF8.GetString(converted);
                if ( !string.IsNullOrEmpty(text) )
                {
                    result = text;
                }
                else
                {
                    result = data;
                }
            }
            catch
            {
                result = data;
            }
            return result;
        }