Maybe can add a boolean attribute (name may be noDummyContent or sth else) in Device Entity to control the display or not.
For example as the following step:
Please let me know if it runs fine or not. Thanks.
Hi Bhavana,
as Gavin suggested, you can use a container to apply conditional visibility.
Although in my opinion you should use a visibility constraint here, instead of creating a boolean for a simple action like this.