update.json

{
  "version": "458",
  "title": "New version detected",
  "text": "Please download the update from Google Play as soon as possible. If you did not install it from Google Play before, you may need to uninstall then to install it!",
  "uri": "https://play.google.com/store/apps/details?id=free.ssr.proxy.SpeedUp.VPN"
}