BEGIN:VCALENDAR
PRODID:-//event//iCal4j 1.0//EN
CALSCALE:GREGORIAN
BEGIN:VEVENT
DTSTAMP:20260628T211804Z
DTSTART:20210524T050000Z
DTEND:20210524T050100Z
SUMMARY:2021-05-24
LOCATION:
END:VEVENT
END:VCALENDAR