{"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":"e969a6e7eca95ea46c2bd50fe9187dfd0b5dbbb301456438faa82d6334d1fd2b"}