BEGIN:VCALENDAR
                        VERSION:2.0
                        PRODID:-//hacksw/handcal//NONSGML v1.0//EN
                        BEGIN:VEVENT
                        UID:7a9b4044cc9b15940f2f71cda8582077https://www.olsd.org.uk
                        DTSTAMP:20260920T220508
                        DTSTART:TZID=20260920T220508
                        DTEND:TZID=20260920T220508
                        SUMMARY:
                        DESCRIPTION:
                        END:VEVENT
                        END:VCALENDAR