public static MetadataObject readMetadata(final InputStream is) {
        try {
            return JacksonCodecs.json().readValue(is, MetadataObject.class);
        } catch (final IOException e) {
            throw ExceptionUtil.wrapAndLog(LOGGER, "Failed to read default metadata", e);
        }
    }
This is {@link MetadataObject}.

@author Misagh Moayyed
@since 6.6.0
support/cas-server-support-webauthn-core/src/main/java/com/yubico/webauthn/attestation/MetadataObject.java