levi_b

  cloud.google.com/neg-status: '{"network_endpoint_groups":{"443":"k8s1-5487ae62-istio-system-istio-ingressgateway-443-811432aa"},"zones":["us-east1-d"]}'

  // This defines a callback that runs once the Service is provisioned.
  const neg_status = svc.metadata.annotations.apply(x => {
      const status = x['cloud.google.com/neg-status'];
      const obj = JSON.parse(status);
      return obj["network_endpoint_groups"]["443"]
  });
  // Using the computed value from the callback to dynamically retrieve another value.
  const neg = gcp.compute.getNetworkEndpointGroup({
      name: neg_status,
      zone: "us-east1-d"
  });