// post https://graph.microsoft.com/v1.0/me/events

{
    "subject": "Clemens",
    "isReminderOn": false,
    "sensitivity": "private",
    "showAs": "free",
    "isAllDay": true,
    "start": {
        "dateTime": "2023-04-26T00:00:00.000Z",
        "timeZone": "UTC"
    },
    "end": {
        "dateTime": "2023-04-27T00:00:00.000Z",
        "timeZone": "UTC"
    },
    "recurrence": {
        "pattern": {
            "type": "absoluteYearly",
            "interval": 1,
            "month": 4,
            "dayOfMonth": 26
        },
        "range": {
            "type": "noEnd",
            "startDate": "2023-04-26",
            "endDate": "0001-01-01",
            "recurrenceTimeZone": "UTC",
            "numberOfOccurrences": 0
        }
    }
}