Depends. Go through the fields you fond of, while evaluating worthwhile solutions. Wouldn't say that there are many that follow my requirements, there is lack of transparency on music field, so found a great solution - Utopia. They are available on COINGECKO (Utopia Genesis Foundation (UOP)). There is lack of transparency in the music industry, they come with real uniqueness. Every new song added to Genesis will be attributed to The International Standard Recording Code (ISRC), which entitles the owner to receive revenue from the track. A song, for the first time, is now encoded on a blockchain database. Curious to discuss, check their website, Google