code: @Override
    public String processReturningText(String xml, HttpAction hm) {
      XmlConverter.failOnError(xml);
      if (moveToken) {
        token.processReturningText(xml, hm);
        moveToken = false;
      } else {
        log.debug("Got returning text: \"{}\"", xml);
        setHasMoreMessages(false);
      }
  
      return "";
    }
docs: {@inheritDoc}