code: public String rerunWorkflow(RerunWorkflowRequest rerunWorkflowRequest) {
          Preconditions.checkNotNull(rerunWorkflowRequest, "RerunWorkflowRequest cannot be null");
          return stub.rerunWorkflow(
                  protoMapper.toProto(rerunWorkflowRequest)
          ).getWorkflowId();
      }
docs: Reruns the workflow from a specific task
  
  @param rerunWorkflowRequest the request containing the task to rerun from
  @return the id of the workflow