BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//CERN//INDICO//EN
BEGIN:VEVENT
SUMMARY:test
DTSTART;VALUE=DATE-TIME:20260410T030000Z
DTEND;VALUE=DATE-TIME:20260410T050000Z
DTSTAMP;VALUE=DATE-TIME:20260501T204200Z
UID:indico-event-29331@indico.ihep.ac.cn
DESCRIPTION:https://indico.ihep.ac.cn/event/29331/
URL:https://indico.ihep.ac.cn/event/29331/
END:VEVENT
END:VCALENDAR