BEGIN:VCALENDAR
VERSION:2.0 
PRODID:-/-/EN
BEGIN:VEVENT
SUMMARY:TCS London Marathon 2027
UID:8
DESCRIPTION:Find out more here \n\n
DTSTART:20270424T123200Z
DTEND:20270425T123200Z
LOCATION:London
END:VEVENT
END:VCALENDAR