{
  "namespace": "ebi_biosample",
  "key": "2022-01-07",
  "completed_at": "2026-08-15T03:48:59.920670+00:00",
  "metadata": {
    "row_count": 39510,
    "output_path": "s3://omicidx/ebi_biosample/raw/biosamples-2022-01-07.ndjson.gz",
    "file_size_bytes": 1683937
  }
}