},
		Spec: authenticationv1.TokenRequestSpec{
			Audiences:         []string{"istio-ca"},
			ExpirationSeconds: &tokenDuration,
		},
	}
	tokenReq, err := kubeClient.Kube().CoreV1().ServiceAccounts(wg.Namespace).CreateToken(context.Background(), serviceAccount, token, metav1.CreateOptions{})
	// errors if the token could not be created with the given service account in the given namespace
	if err != nil {