BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//openGauss conference calendar
METHOD:REQUEST
BEGIN:VEVENT
SUMMARY:test
DTSTART:20260831T003000Z
DTEND:20260831T011500Z
DTSTAMP:20260831T003000Z
UID:Zoom87952279635
SEQUENCE:0
ATTENDEE:community@opengauss.org
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Reminder
TRIGGER;RELATED=START:-PT15M
END:VALARM
END:VEVENT
END:VCALENDAR