{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the innovations of blockchain technology in copyright protection?","a":"Smart contracts: Smart contracts enable automated execution of copyright  agreements, transactions, and licensing processes, reducing transaction costs and increasing efficiency in the copyright ecosystem."}]}],"pr":"1086eb695778cf10ae334614ebe1450ead4570fe7b4304c9bb4c9a7ae4a63fff"}