[
  {
    "id": "ecm01",
    "email": "ecm01@your-domain.com",
    "password": "YOUR_PASSWORD",
    "des": "Thủ thư",
    "role": "librarian"
  },
  {
    "id": "ecm02",
    "email": "ecm02@your-domain.com",
    "password": "YOUR_PASSWORD",
    "des": "Thủ thư kho 2",
    "role": "librarian"
  },
  {
    "id": "ecm03",
    "email": "ecm03@your-domain.com",
    "password": "YOUR_PASSWORD",
    "des": "Thủ thư kho 3",
    "role": "librarian"
  },
  {
    "id": "ecm04",
    "email": "ecm04@your-domain.com",
    "password": "YOUR_PASSWORD",
    "des": "End user",
    "role": "end_user"
  },
  {
    "id": "ecm05",
    "email": "ecm05@your-domain.com",
    "password": "YOUR_PASSWORD",
    "des": "End user",
    "role": "end_user"
  },
  {
    "id": "ecm06",
    "email": "ecm06@your-domain.com",
    "password": "YOUR_PASSWORD",
    "des": "End user",
    "role": "end_user"
  },
  {
    "id": "ecm07",
    "email": "ecm07@your-domain.com",
    "password": "YOUR_PASSWORD",
    "des": "End user",
    "role": "end_user"
  },
  {
    "id": "ecm08",
    "email": "ecm08@your-domain.com",
    "password": "YOUR_PASSWORD",
    "des": "End user",
    "role": "end_user"
  },
  {
    "id": "ecm09",
    "email": "ecm09@your-domain.com",
    "password": "YOUR_PASSWORD",
    "des": "Quản trị viên",
    "role": "admin"
  }
]