code: def send(reg_id, message, **kwargs):
      
  
      subscription_info = kwargs.pop('subscription_info')
  
      payload = {
          "title": kwargs.pop("event"),
          "body": message,
          "url": kwargs.pop("push_url", None)
      }
      payload.update(kwargs)
  
      wp = WebPusher(subscription_info)
      response = wp.send(
          dumps(payload), gcm_key=settings.GCM_KEY,
          ttl=kwargs.pop("ttl", 60))
  
      if not response.ok or (
              response.text and loads(response.text).get("failure") > 0):
          raise GCMError(response.text)
      return True
docs: Site: https://developers.google.com
      API: https://developers.google.com/web/updates/2016/03/web-push-encryption
      Desc: Web Push notifications for Chrome and FireFox
  
      Installation:
      pip install 'pywebpush>=0.4.0'