Registering Cues With Soundexchange and Harry Fox. Home › Forums › Commentary › Registering Cues With Soundexchange and Harry Fox. Tagged: Harry Fox, ISRC codes, MMA, Music Modernization Act, soundexchange, UPC Code This topic has 48 replies, 10 voices, and was last updated 2 years, 9 months ago by Art Munson. Reply To: Registering Cues With Soundexchange and Harry Fox. Your information: Name (required): Mail (will not be published) (required): Website: Your Website: Submit