"resource_api_version": "V3"
                          }
                        }
                      ],
                      "combined_validation_context": {
                        "default_validation_context": {
                          "match_subject_alt_names": [
                            {
                              "exact": "spiffe://cluster.local/ns/default/sa/bookinfo-productpage"

      "certChain": []
    },
    {
      "identity": "spiffe://cluster.local/ns/istio-system/sa/istiod",
      "state": "Unavailable: signing gRPC error (The service is currently unavailable): error trying to connect: TLS handshake failed: cert verification failed - unable to get local issuer certificate [CERTIFICATE_VERIFY_FAILED]",
      "certChain": []
    }
  ]

o/istio\" target=\"_blank\">open platform</a> that provides a uniform way to <a href=\"https://istio.io/docs/concepts/security/\" target=\"_blank\">secure</a>,\n    <a href=\"https://istio.io/docs/concepts/traffic-management/\" target=\"_blank\">connect</a>, and \n    <a href=\"https://istio.io/docs/concepts/observability/\" target=\"_blank\">monitor</a> microservices.\n    <br>\n    Need help? <a href=\"https://istio.io/get-involved/\" target=\"_blank\">Join the Istio community</a>.\n  </div>\n</div>",...