Update HmsJsonUtil.java

DJIsean

2022-08-11 27ad176af126076e49a757e7d852e8d5ca670b2d

 src/main/java/com/dji/sample/component/mqtt/model/TopicConst.java

@@ -24,6 +24,10 @@

    public static final String OSD_SUF = "/osd";

    public static final String REQUESTS_SUF = "/requests";

    public static final String EVENTS_SUF = "/events";

    public static final String REGEX_SN = "[A-Za-z0-9]+";

}