BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//PYVOBJECT//NONSGML Version 0.9.9//EN
BEGIN:VEVENT
UID:20260802T075238Z - 5795@c37dde8bf391
DTSTART:20210401T080000Z
DTEND:20210401T090000Z
CREATED:20260802T075238Z
DTSTAMP:20260802T075238Z
SUMMARY:Test mail type
END:VEVENT
END:VCALENDAR