BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//PYVOBJECT//NONSGML Version 0.9.9//EN
BEGIN:VEVENT
UID:20260611T165435Z - 47108@c37dde8bf391
DTSTART:20210401T080000Z
DTEND:20210401T090000Z
CREATED:20260611T165435Z
DTSTAMP:20260611T165435Z
SUMMARY:Test mail type
END:VEVENT
END:VCALENDAR