BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//hacksw/handcal//NONSGML v1.0//EN
BEGIN:VEVENT
DTSTAMP:20230122T071500Z
DTSTART:20230122T071500Z
DTEND:20230122T071500Z
SUMMARY:Testtermin
END:VEVENT
END:VCALENDAR