{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied to copyright protection in the music industry?","a":"Decentralized copyright management: Traditional copyright protection mainly relies on the  management and supervision of professional institutions, while blockchain technology has the characteristics of decentralization, enabling distributed management of copyright, and reducing copyright disputes and controversies."}]}],"pr":"4aa217fd1f492455b97c6c843e3418e843dc1b7547aac60ff898f1d0d0058bec"}