private SingleLogoutMessage buildSingleLogoutMessage(final LogoutRequest logoutRequest, final XMLObject message) {
        val builder = SingleLogoutMessage.<LogoutRequest>builder();
        return builder
            .message(logoutRequest)
            .payload(SamlUtils.transformSamlObject(this.openSamlConfigBean, message).toString())
            .build();
    }
This is {@link SamlIdPProfileSingleLogoutMessageCreator}.

@author Misagh Moayyed
@since 6.0.0
support/cas-server-support-saml-idp-web/src/main/java/org/apereo/cas/support/saml/web/idp/profile/slo/SamlIdPProfileSingleLogoutMessageCreator.java