fxExtendedWarranty.FX_Extended_WarrantySoap syncRem = new  fxExtendedWarranty.FX_Extended_WarrantySoap();
fxExtendedWarranty.AuthenticationInfo syncRemAuth = new fxExtendedWarranty.AuthenticationInfo();
syncRemAuth.userName = 'mthomas';
syncRemAuth.password= 'tinu@1980';
syncRem.parameters = syncRemAuth;
try{
    fxExtendedWarranty.getListValues_element[] getResponce = syncRem.OpGetList('','','','','','','','','','','','','','','','','',serialNumber,SONumber,'');

    list<list<string>> ewDetails = new list<list<string>>();

    for(fxExtendedWarranty.getListValues_element ewItem: getResponce){
        list<string> ewElement = new list<string>();
        ewElement.add(ewItem.Serial_Number);
        ewElement.add(ewItem.SO_Number);
        ewElement.add(ewItem.CommencementMonth);
        ewElement.add(ewItem.CommencementYear);
        ewElement.add(ewItem.Company_Name);
        ewElement.add(ewItem.Customer_Company_Name);
        ewElement.add(ewItem.CustomerName);
        ewElement.add(ewItem.Dealer);
        ewElement.add(ewItem.ExpirationMonth);
        ewElement.add(ewItem.ExpirationYear);
        ewElement.add(ewItem.Full_EW);
        ewElement.add(ewItem.HW_EW);
        ewElement.add(ewItem.Part_Number);
        ewElement.add(ewItem.PONumber);
        ewElement.add(ewItem.Product);
        ewElement.add(ewItem.ProductName);
        ewElement.add(ewItem.SW_FW_EW);
        ewElement.add(ewItem.ADV_EW);
        if (string.valueof(ewItem.POS_Date).length() > 0) {ewElement.add(ewItem.POS_Date.substring(0,10));} else {ewElement.add(ewItem.POS_Date);}
        ewDetails.add(ewElement);
    }
   return ewDetails;
 }catch(Exception e){
    //Write to the error log file
}