docs: public VacuumCleanup[] getAllCleanups() throws CommandExecutionException {
          JSONArray cleanupIDs = getCleaningSummary().optJSONArray(3);
          if (cleanupIDs == null) return null;
          VacuumCleanup[] res = new VacuumCleanup[cleanupIDs.length()];
          for (int i = 0; i < cleanupIDs.length(); i++){
              JSONArray send = new JSONArray();
              send.put(cleanupIDs.optLong(i));
              JSONArray ar = sendToArray("get_clean_record", send).optJSONArray(0);
              res[i] = new VacuumCleanup(ar);
          }
          return res;
      }