*
     * @param seq the ASN.1 sequence containing the AP-REQ
     * @param keys the Kerberos keys for decryption
     * @throws PACDecodingException if the sequence cannot be decoded
     */
    public KerberosApRequest(ASN1Sequence seq, KerberosKey[] keys) throws PACDecodingException {
        Enumeration<?> fields = seq.getObjects();
        while (fields.hasMoreElements()) {

        MockRegistration registration = registrations.get(registrationId);
        if (registration != null) {
            log.debug("Mock processed heartbeat for: {} seq: {}", registrationId, sequenceNumber);
            return true;
        }
        return false;
    }