抬杆查询接口返回为json

iot-platform-manager/src/main/java/com/platform/api/controller/WeighbridgeV2Controller.java

@@ -119,7 +119,7 @@ public class WeighbridgeV2Controller {
                     name = SIGNATURE,
                     in = ParameterIn.HEADER)
             @RequestHeader(value = SIGNATURE, required = false)  String printReceiptAuthSn,
-            @ModelAttribute WeighbridgeRecordReq req
+            @RequestBody WeighbridgeRecordReq req
     ) {
         log.info("[地磅过磅数据上报]开始地磅过磅数据上报，入参参数：{}", JSON.toJSONString(req));
         assertPrintReceiptAuthorized(printReceiptAuthSn);