{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the application scenarios of blockchain?","a":"Blockchain technology can enhance the transparency and traceability  of supply chain processes, reducing fraud and improving efficiency."}]}],"pr":"090992135a163076a66141a9ee4eeb692f08573145a71d7fdd956c442b9c0830"}