BEGIN:VCALENDAR
PRODID:-//AT Content Types//AT Event//EN
VERSION:1.0
BEGIN:VEVENT
DTSTART:20191016T090000Z
DTEND:20191016T100000Z
DCREATED:20191015T132829Z
UID:ATEvent-a25d610604c44609bb1a1a155bfb2d0f
SEQUENCE:0
LAST-MODIFIED:20191015T132831Z
SUMMARY:WARNING MESSAGE
PRIORITY:3
TRANSP:0
END:VEVENT
END:VCALENDAR