RestTemplate發送formdata 類型的request

請求的類型要對應起來
httpHeaders.setContentType(MediaType.APPLICATION_FORM_URLENCODED);

     log.info("*****************進入方法,入參爲：" + gson.toJson(map));
        long start = System.currentTimeMillis();
        ReturnInfo info = new ReturnInfo();
        try {
            log.info(">>>>>>>>>>>>>>>>>>>>>>進入方法getList 接口>>>>>>>>>>>>>>>>>>>>>>");
            HttpHeaders httpHeaders = new HttpHeaders();
            httpHeaders.add("token", request.getHeader("token"));
            httpHeaders.add("orgId", request.getHeader("orgId"));


            httpHeaders.setContentType(MediaType.APPLICATION_FORM_URLENCODED);
            MultiValueMap<String, String> body = new LinkedMultiValueMap<>();
            body.add("page", map.get("page").toString());
            body.add("size", map.get("size").toString());
            body.add("userId", map.get("userId").toString());

            HttpEntity<MultiValueMap<String, String>> entity = new HttpEntity<>(body, httpHeaders);
            RestTemplate restTemplate = new RestTemplate();
            ResponseEntity<ReturnInfo> response = restTemplate.exchange(listUrl, HttpMethod.POST, entity, ReturnInfo.class, Collections.singletonMap("path", "home"));

            info = response.getBody();
        } catch (HttpClientErrorException e) {
            throw e;
        } catch (Exception e) {
            e.printStackTrace();
            log.info(e.getMessage(), e);
            info.setStatus("0");
            info.setNote("系統繁忙,請稍後再試!");
        }
        log.info(">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>查詢接口用時：" + (System.currentTimeMillis() - start) + "ms");
        log.info("*****************查詢調用返回參數：" + gson.toJson(info) + "\n\n\n");
        return info;