ZimbraSoapContext zsc, Element request, Element response, long begin) {
ZimbraSoapContext zsc, Element request, Element response, String token) throws ServiceException {
    public SyncOperation(Session session, OperationContext oc, Mailbox mbox,                 ZimbraSoapContext zsc, Element request, Element response, long begin) {        super(session, oc, mbox, Requester.SOAP, Scheduler.Priority.BATCH, LOAD);        mZsc = zsc;        mRequest = request;        mResponse = response;        mBegin = begin;    }