{
  "namespace": "ebi_biosample",
  "key": "2021-06-30",
  "completed_at": "2026-08-15T03:44:36.239508+00:00",
  "metadata": {
    "row_count": 54,
    "output_path": "s3://omicidx/ebi_biosample/raw/biosamples-2021-06-30.ndjson.gz",
    "file_size_bytes": 7037
  }
}