BEGIN:VCALENDAR
PRODID:-//event//iCal4j 1.0//EN
CALSCALE:GREGORIAN
BEGIN:VEVENT
DTSTAMP:20260501T043016Z
DTSTART:20240422T050000Z
DTEND:20240423T045900Z
SUMMARY:earth-day
LOCATION:
END:VEVENT
END:VCALENDAR