Sync and dataset metadata

Example response

{
  "data": {
    "counts": {
      "events": 1880,
      "stars": 64,
      "extras": 16
    },
    "sync_state": {
      "last_sync_at": {
        "updated_at": "2026-02-22 12:17:43"
      },
      "last_sync_status": {
        "updated_at": "2026-02-22 12:17:43"
      }
    },
    "snapshot": {
      "active_version": "v20260224190503_e1d52730f3",
      "generated_at": "2026-02-24T19:05:03.584Z",
      "updated_at": "2026-02-24T19:05:03.584Z",
      "age_seconds": 360
    }
  }
}