BEGIN:VCALENDAR
                        VERSION:2.0
                        PRODID:-//hacksw/handcal//NONSGML v1.0//EN
                        BEGIN:VEVENT
                        UID:90b000c9e61b316473f2e78963ca1d87https://www.olsd.org.uk
                        DTSTAMP:20261004T122311
                        DTSTART:TZID=20261004T122311
                        DTEND:TZID=20261004T122311
                        SUMMARY:
                        DESCRIPTION:
                        END:VEVENT
                        END:VCALENDAR