"serialNumber": "183856113797057159350158029893417591233",
          "validFrom": "2022-03-21T13:04:49Z",
          "expirationTime": "2022-03-18T13:04:49Z"
        }
      ]
    },
    {
      "identity": "spiffe://cluster.local/ns/istio-system/sa/ztunnel",
      "state": "Initializing",
      "certChain": []
    },