Retrieve unread notifications

Example response

{
  "status": "success",
  "message": "Unread notifications retrieved successfully",
  "status_code": 200,
  "data": {
    "total_notification_count": 10,
    "total_unread_notification_count": 2,
    "notifications": [
      {
        "notification_id": "01910b38-22db-79a1-a766-26b69757e3d2",
        "message": "This is a notification message",
        "created_at": "2024-08-01T00:55:14.011782+01:00"
      }
    ]
  }
}