BEGIN:VCALENDAR
VERSION:2.0
METHOD:PUBLISH
X-WR-CALNAME;VALUE=TEXT:
PRODID:-//Drupal iCal API//EN
BEGIN:VEVENT
DTSTART:20220315T110000Z
DTEND:20220315T110000Z

SUMMARY:test notifikace
DESCRIPTION:
END:VEVENT

END:VCALENDAR