code: func canActAsProdX(c context.Context, account string) error {
  	ts, err := auth.GetTokenSource(
  		c, auth.AsActor,
  		auth.WithServiceAccount(account),
  		auth.WithScopes(monitor.ProdxmonScopes...))
  	if err != nil {
  		return err
  	}
  	_, err = ts.Token()
  	return err
  }
docs: // canActAsProdX attempts to grab ProdX scoped access token for the given
  // account.