code: public static void carryWithRequest(RpcInvokeContext context, SofaRequest request) {
          if (context != null) {
              Map<String, String> requestBaggage = context.getAllRequestBaggage();
              if (CommonUtils.isNotEmpty(requestBaggage)) { // 需要透传
                  request.addRequestProp(RemotingConstants.RPC_REQUEST_BAGGAGE, requestBaggage);
              }
          }
      }
docs: 通过请求透传数据
  
  @param context RpcInvokeContext
  @param request 请求