public UserInstance getUserInstance(String userInstanceUriId) throws SOAException {
    String rsUri = getBASE_URI() + "getUserInstance";

    UserManagementAndSecurityModule userManagementAndSecurityModule =
        JAXRSClientFactory.create(rsUri, UserManagementAndSecurityModule.class);
    UserInstance userInstance = userManagementAndSecurityModule.getUserInstance(userInstanceUriId);
    logger.debug("userInstance: " + userInstance);
    return userInstance;
  }
  public List<UserPaaSCredentials> readAllUserCredentialsForPaaS(String userInstanceUriId)
      throws SOAException {
    String rsUri = getBASE_URI();

    UserManagementAndSecurityModule userManagementAndSecurityModule =
        JAXRSClientFactory.create(rsUri, UserManagementAndSecurityModule.class);
    List<UserPaaSCredentials> readAllUserCredentialsForPaaS =
        userManagementAndSecurityModule.readAllUserCredentialsForPaaS(userInstanceUriId);

    return readAllUserCredentialsForPaaS;
  }