{
  "log": {
    "level": "info",
    "timestamp": true
  },
  "experimental": {
    "cache_file": {
      "enabled": true,
      "path": "/var/lib/sing-box/cache.db"
    }
  },
  "dns": {
    "servers": [
      {
        "tag": "dns-upstream",
        "type": "udp",
        "server": "1.1.1.1",
        "server_port": 53
      }
    ]
  },
  "services": [
    {
      "type": "xboard",
      "panel_url": "https://panel.example.com",
      "key": "replace-with-node-token",
      "sync_interval": "1m",
      "report_interval": "1m",
      "node_id": 286
    }
  ],
  "inbounds": []
}