curl --request GET \
  --url https://{tenant}.stamp.eu/rest/employees/{employee}/illnesses \
  --header 'Authorization: Bearer <token>'

{
  "data": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "employee_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "type": "<string>",
      "status": "pending",
      "start_date": "2023-12-25",
      "end_date": "2023-12-25",
      "absence_type": {
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "slug": "<string>",
        "name": "<string>",
        "category": "<string>",
        "unit": "day",
        "color": "<string>",
        "icon": "<string>",
        "is_system": true,
        "half_day_allowed": true,
        "affects_vacation": true,
        "target_work_factor": 0.5,
        "working_time_flag": 123,
        "requires_approval": true,
        "is_paid": true,
        "certificate_required": true,
        "certificate_deadline_days": 123,
        "substitute_option": "<string>",
        "count_weekdays_only": true,
        "is_active": true,
        "sort_order": 123
      },
      "business_days": 123,
      "calculated_days": 123,
      "reason": "<string>",
      "decided_by": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "decided_at": "2023-11-07T05:31:56Z",
      "decision_note": "<string>",
      "created_at": "2023-11-07T05:31:56Z",
      "updated_at": "2023-11-07T05:31:56Z"
    }
  ]
}