{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the application scenarios of blockchain?","a":"Payment, clearing, and  settlement: Blockchain technology can enable decentralized payment methods, such as cryptocurrencies like Bitcoin, reducing transaction costs and improving payment efficiency."}]}],"pr":"6ab9e4b583e50fea874a6e4670d22aa456bfa51e9c8cf55d1c4e6a1670373658"}