HttpResponse deregister(String ip, int port, int weight) {
        final QueryParams params = NacosClientUtil.queryParams(serviceName, namespaceId, groupName, clusterName,
                                                               null, app, requireNonNull(ip, "ip"), port,
                                                               weight);

        return webClient.prepare().delete(instanceApiPath).content(MediaType.FORM_DATA, params.toQueryString())
                        .execute();
    }
De-registers a service from the Nacos.
nacos/src/main/java/com/linecorp/armeria/internal/nacos/RegisterInstanceClient.java