docs: public ApiResponse<List<CharacterCalendarAttendeesResponse>> getCharactersCharacterIdCalendarEventIdAttendeesWithHttpInfo(
              Integer characterId, Integer eventId, String datasource, String ifNoneMatch, String token)
              throws ApiException {
          com.squareup.okhttp.Call call = getCharactersCharacterIdCalendarEventIdAttendeesValidateBeforeCall(characterId,
                  eventId, datasource, ifNoneMatch, token, null);
          Type localVarReturnType = new TypeToken<List<CharacterCalendarAttendeesResponse>>() {
          }.getType();
          return apiClient.execute(call, localVarReturnType);
      }