RoomServiceClient.create(
            "host",
            "api",
            "secret",
            false,
            (OkHttpClient.Builder builder) -> {
                InetAddress addr = InetAddress.getByName("<http://www.example.com|www.example.com>");
                builder.proxy(
                        new Proxy(
                                Proxy.Type.HTTP,
                                new InetSocketAddress(addr, 80)
                        )
                );
            }
    );