You could always tell because no one could ever really explain it in simple terms what it does or why it was useful, other than trying to defend NFTs existing and enjoying the volatility of the crypto market (not currency).
They might be looking for something specific. Like they are investigating an individual, or network of individuals, and this is just a piece of that investigation. I doubt they are asking for this to randomly look for opportunities to charge people with a crime related to piracy.
You could always tell because no one could ever really explain it in simple terms what it does or why it was useful, other than trying to defend NFTs existing and enjoying the volatility of the crypto market (not currency).