{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the relationship between blockchain and centralized financial institutions?","a":"Improving financial efficiency: Blockchain technology can decentralize financial transactions, reduce transaction costs, and  improve transaction speed."}]}],"pr":"b290cb7715d95b61f353c0304d35c4c6d1cbfa2a15d0c347cc2c99075fa484f2"}