{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology support copyright protection?","a":"Decentralized storage: Blockchain adopts a distributed ledger database, and the decentralized feature makes data storage safer and more reliable. Copyright information, authorization records and other data on the blockchain are difficult to tamper  with, providing reliable technical support for copyright protection."}]}],"pr":"108f71218154af91127b221fc011b5fef5294de3698f64f803b9146a233213aa"}