String jwtString = getAccessTokenString(synCtx);
        	try {
			        AccessTokenVerifier jwtVerifier = JwtVerifiers.accessTokenVerifierBuilder()
			                                    .setIssuer(issuerUrl)
			                                    .setAudience(audience)
			                                    .setConnectionTimeout(Duration.ofSeconds(1)) // defaults to 1000ms
			                                    .setReadTimeout(Duration.ofSeconds(1))       // defaults to 1000ms
			                                    .build();
			          Jwt jwt= jwtVerifier.decode(jwtString);

			        System.out.println(jwt.getTokenValue()); // print the token
					System.out.println(jwt.getClaims().get("invalidKey")); // an invalid key just returns null
				    System.out.println(jwt.getClaims().get("groups")); // handle an array value
					System.out.println(jwt.getExpiresAt()); // print the expiration time

					   return true;
					} catch (JwtVerificationException e) {
						// TODO Auto-generated catch block
						e.printStackTrace();
						return false;