{
  "974e6573": {
    "issue_id": "974e6573",
    "student_id": "STU001",
    "book_id": "BK001",
    "issue_date": "2025-11-13T18:41:36.869792",
    "due_date": "2025-11-08T18:41:36.870443",
    "return_date": "2025-11-13T18:41:36.870753",
    "status": "returned"
  },
  "69e000b1": {
    "issue_id": "69e000b1",
    "student_id": "123",
    "book_id": "3332",
    "issue_date": "2025-11-13T19:02:12.226945",
    "due_date": "2025-11-27T19:02:12.226947",
    "return_date": null,
    "status": "issued"
  },
  "fa74d48a": {
    "issue_id": "fa74d48a",
    "student_id": "STU001",
    "book_id": "BK001",
    "issue_date": "2025-11-13T19:02:59.338752",
    "due_date": "2025-11-27T19:02:59.338773",
    "return_date": null,
    "status": "issued"
  },
  "894a4b97": {
    "issue_id": "894a4b97",
    "student_id": "250001",
    "book_id": "250001",
    "issue_date": "2025-11-15T20:49:47.878206",
    "due_date": "2025-11-29T20:49:47.878228",
    "return_date": "2025-11-15T20:50:31.959295",
    "status": "returned"
  }
}