BEGIN:VCALENDAR
PRODID:-//AT Content Types//AT Event//EN
VERSION:1.0
BEGIN:VEVENT
DTSTART:20161215T121500Z
DTEND:20161215T131500Z
DCREATED:20161107T120552Z
UID:ATEvent-5b5e44d29da7491d827552b65c7cafee
SEQUENCE:0
LAST-MODIFIED:20161107T120555Z
SUMMARY:Christmas lunch
PRIORITY:3
TRANSP:0
END:VEVENT
END:VCALENDAR