code: public static void startBroadcastActivity(Activity host, BroadcastListener listener) {
          checkNotNull(listener, host.getString(R.string.error_no_broadcastlistener));
          if (sSessionConfig == null) {
              setupDefaultSessionConfig();
          }
          checkNotNull(sClientKey);
          checkNotNull(sClientSecret);
          sBroadcastListener = listener;
          Intent broadcastIntent = new Intent(host, BroadcastActivity.class);
          broadcastIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
          host.startActivity(broadcastIntent);
      }
docs: Start {@link io.kickflip.sdk.activity.BroadcastActivity}. This Activity
  facilitates control over a single live broadcast.
  <p/>
  <b>Must be called after {@link Kickflip#setup(android.content.Context, String, String)} or
  {@link Kickflip#setup(android.content.Context, String, String, io.kickflip.sdk.api.KickflipCallback)}.</b>
  
  @param host     the host {@link android.app.Activity} initiating this action
  @param listener an optional {@link io.kickflip.sdk.av.BroadcastListener} to be notified on
  broadcast events