code: @PUT
      @Path("/pause")
      @ApiOperation("Pause the list of workflows")
      public BulkResponse pauseWorkflow(List<String> workflowIds) {
          return workflowBulkService.pauseWorkflow(workflowIds);
      }
docs: Pause the list of workflows.
  @param workflowIds - list of workflow Ids  to perform pause operation on
  @return bulk response object containing a list of succeeded workflows and a list of failed ones with errors