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