{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied to copyright protection?","a":"Copyright transactions: On the blockchain platform, copyright transactions can be realized in a peer-to-peer and trustless manner. Through the use of smart contract technology, the compliance and security  of copyright transactions are ensured, reducing transaction costs."}]}],"pr":"75673db81d603aed3bc63af51355aa84238c09324632c429e003771bdddf6046"}