docs: public List<CharacterCalendarAttendeesResponse> getCharactersCharacterIdCalendarEventIdAttendees(
              Integer characterId, Integer eventId, String datasource, String ifNoneMatch, String token)
              throws ApiException {
          ApiResponse<List<CharacterCalendarAttendeesResponse>> resp = getCharactersCharacterIdCalendarEventIdAttendeesWithHttpInfo(
                  characterId, eventId, datasource, ifNoneMatch, token);
          return resp.getData();
      }