{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the applicable scenarios for blockchain technology?","a":"Payment, clearing, and settlement: Blockchain technology can achieve decentralized payment systems, such as  Bitcoin, reducing transaction costs and improving transaction efficiency."}]}],"pr":"2125007409a2a8100bf23499f583a78756da76f88502d7797890f433efdcb185"}