{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the features of blockchain in terms of music copyright protection?","a":"Decentralization: Blockchain technology adopts a decentralized network architecture, and data storage and transmission  are no longer dependent on centralized servers or institutions, thereby improving the security and stability of music copyright information."}]}],"pr":"2f8ee289b772b8413f634cbcafa0eb14cf17bc75ff7fae71ed2dc707f74715f8"}