{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology solve the problem of digital copyright protection?","a":"Decentralized storage: Blockchain adopts a decentralized network architecture, and data is stored on multiple  nodes, making it difficult to tamper with. This makes blockchain a reliable data storage technology that helps ensure the integrity and security of digital copyright information."}]}],"pr":"0829be4d7ae904dbacd4cfea04a1a00dc9b6a0538fbac4d404059010e0b94ddb"}