{
  "default_server_config": {
    "m.homeserver": {
      "base_url": "https://chat.example.com",
      "server_name": "chat.example.com"
    }
  },
  "disable_custom_urls": true,
  "brand": "My Matrix Server",
  "showLabsSettings": true,
  "voip": {
    "stun_servers": [
      { "urls": ["stun:turn.example.com:3478"] }
    ],
    "turn_servers": [
      {
        "urls": [
          "turn:turn.example.com:3478?transport=udp",
          "turn:turn.example.com:3478?transport=tcp",
          "turns:turn.example.com:5349?transport=tcp"
        ],
        "secret": "changeme",
        "expiry": 86400000
      }
    ]
  },
  "webrtc": {
    "livekit_url": "wss://chat.example.com:7880",
    "jwt_url": "https://chat.example.com:8100"
  },
  "labs": {
    "feature_custom_calls": true
  }
}