{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the application scenarios of Ethereum smart contracts?","a":"Supply Chain Management: Automating supply chain management through smart contracts, tracking logistics information, product traceability, and ensuring  fair transactions."}]}],"pr":"cf52ba82969b14eae738adf76a7c754dd1fe4e85b421a6b639b585e5849e8fdc"}