{"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":"b1a4840dac6a8644e472e64e4ae54e9839f6109f0df99539234f69ae371f35f2"}