public User insertUser(String email, GlobalRole role) {
        var user = createUser(email, role);
        user.setEnabled(true);
        return userRepository.saveAndFlush(user);
    }
Method inserts new app/model before subject insert.

@param subjectName subject name
@return subject object
java/admin/src/test/java/com/exadel/frs/DbHelper.java