接收时间：2020-02-02 09:08:48: |N100018|Ake4541@a2525128004154|3|8000012789|01|0.01|2020020209083177794743|o2H-_vpOzca9_IggZ4iabnanOLyE|20200202090844
返回时间：2020-02-02 09:08:48: {"ret":"1","ren":".21"}
接收时间：2020-02-02 09:09:13: |N100018|Ake4541@a2525128004154|3|8000012789|01|0.01|2020020209085639167822|o2H-_vpOzca9_IggZ4iabnanOLyE|20200202090909
返回时间：2020-02-02 09:09:13: {"ret":"1","ren":".22"}