private String serializeSessionValues(final Map<String, Object> attributes) {
        val blob = serializer.toString(attributes);
        return EncodingUtils.hexEncode(blob);
    }
Store.

@param request       the request
@param response      the response
@param wctx          the wctx
@param service       the service
@param configuration the configuration
support/cas-server-support-wsfederation/src/main/java/org/apereo/cas/support/wsfederation/web/WsFederationCookieManager.java