{
  "valid_xlsx": true,
  "worksheet_count": 1,
  "worksheet_name": "饮食记录",
  "columns": 16,
  "data_rows": 7,
  "unique_people_count": 1,
  "unique_dates_count": 1,
  "detail_rows": 6,
  "summary_rows": 1,
  "photo_summary_rows": 0,
  "embedded_images": 0,
  "upload_time_column": false,
  "formula_count": 5,
  "contains_formula_error": false,
  "scope": "Actual demo export of selected existing personal/day record; no photo in this sample. Private values excluded."
}