BEGIN:VCALENDAR
                        VERSION:2.0
                        PRODID:-//hacksw/handcal//NONSGML v1.0//EN
                        BEGIN:VEVENT
                        UID:0cf11bc1c15d4a3cae50463e3e77c1e8https://www.olsd.org.uk
                        DTSTAMP:20260919T195757
                        DTSTART:TZID=20260919T195757
                        DTEND:TZID=20260919T195757
                        SUMMARY:
                        DESCRIPTION:
                        END:VEVENT
                        END:VCALENDAR