接收时间：2019-12-05 19:39:44: |N100018|Ake4541@a2525128004154|3|8000000898|01|50|2019120519393125287513|oiS6U59d6FLnwFCL3LA0dY-Mz9Lk|20191205193941
返回时间：2019-12-05 19:39:45: {"ret":"1","ren":"52.2"}
接收时间：2019-12-05 21:09:24: |N100018|Ake4541@a2525128004154|3|8000000365|01|50|2019120521091354207737|oiS6U55hyqIciSWrWK3OS-S16IVk|20191205210920
返回时间：2019-12-05 21:09:24: {"ret":"1","ren":"51.52"}