{
  "employees": [
    {
      "name": "Employee1",
      "skills": ["Skill1", "Skill2"],
      "unavailableDates": ["2025-01-01", "2025-01-02"],
      "undesiredDates": ["2025-01-03"],
      "desiredDates": ["2025-01-04"]
    },
    {
      "name": "Employee2",
      "skills": ["Skill2", "Skill3"],
      "unavailableDates": ["2025-01-02"],
      "undesiredDates": ["2025-01-05"],
      "desiredDates": ["2025-01-06"]
    }
  ],
  "shifts": [
    {
      "id": "Shift1",
      "start": "2025-01-01T08:00:00",
      "end": "2025-01-01T16:00:00",
      "location": "Location1",
      "requiredSkill": "Skill1",
      "employee": {
        "name": "Employee1"
      }
    },
    {
      "id": "Shift2",
      "start": "2025-01-02T08:00:00",
      "end": "2025-01-02T16:00:00",
      "location": "Location2",
      "requiredSkill": "Skill2",
      "employee": {
        "name": "Employee2"
      }
    }
  ]
}