BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
METHOD:CANCEL
BEGIN:VEVENT
DTSTAMP:20160523T213700Z
UID:ATEvent-b9366e17-c9d2-4381-9651-4fcea9d48c74
SEQUENCE:2
ORGANIZER;CN=mostafa shahdadi;EMAIL=mostafa.shahdadi@icloud.com:mailto:
 mostafa.shahdadi@gmail.com
SUMMARY:RIPE 72
DTSTART;VALUE=DATE:20160523
DTEND;VALUE=DATE:20160528
ATTENDEE;ROLE=REQ-PARTICIPANT;CN=;RSVP=TRUE:mailto:
 address-policy-wg@ripe.net
END:VEVENT
END:VCALENDAR