app/src/main/java/safeluck/drive/evaluation/im/IMSEventListener.java
@@ -94,7 +94,6 @@
    @Override
    public byte[] getHearbeatMsg() {
        JKMessage0002 jkMessage0002 = new JKMessage0002();
        jkMessage0002.phone = ExamPlatformData.getInstance().getPhone();
        return messageEscaper.escape(jkMessage0002.toBytes());
    }