{
  "updated_at": "2026-05-28T15:58:35Z",
  "health": {
    "nginx": false,
    "upstream": true
  },
  "upstream": {
    "host": "vfbquery.virtualflybrain.org",
    "port": 80
  },
  "cache": {
    "source": "access_log",
    "total": 57063,
    "hit": 495,
    "miss": 56563
  },
  "connections": {
    "active": null,
    "reading": null,
    "writing": null,
    "waiting": null
  }
}