{"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":"e63b5ee7e7ff90b183cb7fb3ca78b6d3409b40c7ea38d0a24e472e683072bc16"}