@Override
    public Class<X509CertificateCredential> handledType() {
        return X509CertificateCredential.class;
    }
This is {@link X509CertificateCredentialJsonSerializer}.

@author Misagh Moayyed
@since 5.1.0
support/cas-server-support-x509-core/src/main/java/org/apereo/cas/adaptors/x509/util/X509CertificateCredentialJsonSerializer.java