title: How to open Viber public chat from Android app
body: <p>I know how to open a conversation with a number in Viber:
  <a href="https://stackoverflow.com/questions/21387355/how-to-start-viber-call-from-an-android-app-new-version">How to start Viber call from an Android app [new version]?</a>  </p>
  
  <p>But how do I open a public chat? Any ideas?</p>
  
  <p>Thanks in advance </p>