code: protected boolean handlePausedFlow(Execution execution) throws InterruptedException {
          String branchId = execution.getSystemContext().getBranchId();
          PauseReason reason = findPauseReason(execution.getExecutionId(), branchId);
          if (reason != null) { // need to pause the execution
              pauseFlow(reason, execution);
              return true;
          }
          return false;
      }
docs: check if the execution should be Paused, and pause it if needed