BEGIN:VCALENDAR
TZID: Europe/Moscow
VERSION:1.0
BEGIN:VEVENT
CATEGORIES:MEETING
STATUS:TENTATIVE
DTSTART;TZID=Europe/Moscow:T:00Z
DTEND;TZID=Europe/Moscow:T:00Z
SUMMARY:
LOCATION: 
DESCRIPTION:
CLASS:PRIVATE
END:VEVENT
END:VCALENDAR