{
  "CN": "etcd03",
  "hosts": [
    "etcd03",
    "etcd03.local",
    "192.168.1.85"
  ],
  "key": {
    "algo": "ecdsa",
    "size": 256
  },
  "names": [
    {
      "C": "ES",
      "L": "Madrid",
      "ST": "Spain"
    }
  ]
}