{
  "lets_encrypt": {
    "accept_terms": true,
    "certfile": "fullchain.pem",
    "keyfile": "privkey.pem"
  },
  "token": "xxxxxx-f0fc-455a-xxxxxxxxxxxx",
  "domains": [
    "xxxxxxx.duckdns.org"
  ],
  "seconds": 300
}