BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//hacksw/handcal//NONSGML v1.0//EN
BEGIN:VEVENT
DTSTAMP:20180822T003000Z
DTSTART:20180822T003000Z
DTEND:20180822T033000Z

SUMMARY:Shakira
DESCRIPTION:The event date has changed from January 28, 2018 to August 21, 2018. Original tickets are valid for the new date, Ticketmaster will also refund tickets. 
END:VEVENT
END:VCALENDAR