{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the role of blockchain technology in copyright protection?","a":"Decentralized storage: Blockchain technology adopts a decentralized network architecture, copyright information is distributed across  multiple nodes, ensuring the security and immutability of the data. Therefore, the copyright information stored and transmitted on the blockchain network has high security and is less likely to be tampered with or lost."}]}],"pr":"061e1074ebc114e090c4d433a7c2057db13b9e5d298632d98d60f7c34af20e93"}