BEGIN:VCALENDAR VERSION:2.0 PRODID:icalendar-ruby CALSCALE:GREGORIAN METHOD:PUBLISH BEGIN:VEVENT DTSTAMP:20240329T055740Z UID:dd6f571c-c6f2-4c39-9f77-dbed0206644e DTSTART:20211023T140000 DTEND:20211023T230000 DESCRIPTION: