private static final String ISSUER = "issuer.example.com";
private static final String ISSUER2 = ISSUER + "2";
private static IdToken newIdToken(String issuer, String audience) {
Payload payload = new Payload();
payload.setIssuer(issuer);
payload.setAudience(audience);
payload.setExpirationTimeSeconds(2000L);
payload.setIssuedAtTimeSeconds(1000L);
return new IdToken(new Header(), payload, new byte[0], new byte[0]);
}