public static MaSubscribeMsgForm getInstance() {
        if (maSubscribeMsgForm == null) {
            maSubscribeMsgForm = new MaSubscribeMsgForm();
        }
        return maSubscribeMsgForm;
    }
<pre>
MaSubscribeMsgForm
</pre>

@author <a href="https://github.com/rememberber">Zhou Bo</a>
@since 2019/11/29.
src/main/java/com/fangxuele/tool/push/ui/form/msg/MaSubscribeMsgForm.java