新增微信获取accessToken

coolstore-partner-service/src/main/java/com/cool/store/http/ISVHttpRequest.java

@@ -380,7 +380,7 @@ public class ISVHttpRequest {
             responseEntity = httpRestTemplateService.getForObject(url, ResultDTO.class, requestMap);
             log.info("url:{}, response:{}", url, JSONObject.toJSONString(responseEntity));
             if(Objects.nonNull(responseEntity.getData()) && responseEntity.isSuccess()){
-                return JSONObject.toJSONString(responseEntity.getData());
+                return String.valueOf(responseEntity.getData());
             }
         } catch (Exception e) {
             log.info("调用isv出错{}", e);