code: public void transferApp(String appName, String to) {
          connection.execute(new SharingTransfer(appName, to), apiKey);
      }
docs: Transfer the ownership of an application to another user.
  @param appName App name. See {@link #listApps} for a list of apps that can be used.
  @param to Username of the person to transfer the app to. This is usually in the form of "user@company.com".