Is There Any Example on How Server Side Authentication in Qiscus Chat SDK? Yes, you can refer to our documentations here : https://documentation.qiscus.com/chat-sdk-android/authentications#server-authentication-jwt-token- Related articles Does Qiscus Chat SDK support Ionic, Angular, and React Native? How to Create User in Qiscus Chat SDK? Troubleshooting Error While Validating Token (JWT) How to Get WhatsApp Business API ? I Get an Error 429, What Should I Do?