{
  "port": 8797,
  "relays": ["wss://relay.coinos.io", "wss://relay.damus.io", "wss://nos.lol"],
  "vapid": { "subject": "mailto:you@example.com", "publicKey": "REPLACE", "privateKey": "REPLACE" },
  "stateFile": "./data/registrations.json",
  "maxPubkeysPerDevice": 20,
  "staleDays": 30
}