case "Event":
        String START_DATE = "Start date"
        def year = new DateTime(issue.getCustomFieldValue(cfm.getCustomFieldObjectByName(START_DATE)))?.year
        def idByYears = wfMetadata?.get("confluence.year-parent-page-id") as String
        // "2018#12345;2019#67890;2020#15935" -> format for stored data in transition (year#parentId)
        //split by ; and in this array search by splited (#) first item year
        parentPageId = idByYears.split(";")?.find { it.split("#")[0] == String.valueOf(year) }?.split("#")[1] ?: parentPageId
        RELEVANT_CFS.addAll(["Event Attendees", START_DATE, "End date", "Event Type", "Event Location", "Training Place", "Managers"])
        break