Yup, that is the official endorsed solution. You can't. Otherwise just don't use RAF. Much like if Roku doesn't allow you to do what you need to get done, just don't use Roku. Makes perfect sense, and your support here is going way above and beyond what anyone had ever expected.
Distinguishing advertisements from content is paramount.
Consistent experience across apps is important, including improvements to ad badge over time.
Keeping this in mind, what do you imagine seeing when playing an ad break consisting of a single ad?