蓝牙写入数据的 writeBLECharacteristicValue 直接传中文 ，{"method": "SetAddrInfo","addr": "admin", "info": { "number": "1325736882","name": "admin","sms" : "啊咳咳咳咳咳"}}

返回的数据

{number: "1325736882", name: "admin", sms: "J³³³³³"}

乱码了，请问怎么解决？