POST {{core}}/rest/authentication HTTP/1.1

-- URL parameters --
core: FlowerDocs Core host

-- Headers --
Content-Type: application/json

-- Body (json) --
{ 
    "password": "pwd", 
    "scope”: "TEST", 
    "user": "user"
}

    @Autowired
    private Authenticator authenticator;

    public void authenticateToScope(String scopeId) throws TechnicalException, FunctionalException
    {
        authenticator.authenticate(scopeId);
    }