{
  "namespace": "biosample",
  "key": "2026-09-07",
  "completed_at": "2026-09-08T06:48:37.334225+00:00",
  "metadata": {
    "row_count": 59173258,
    "output_path": "s3://omicidx/biosample/raw/data.jsonl.gz",
    "duration_seconds": 8965.990087270737,
    "source_url": "https://ftp.ncbi.nlm.nih.gov/biosample/biosample_set.xml.gz"
  }
}