{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology improve the efficiency of financial services?","a":"Transaction  speed: Blockchain technology can achieve real-time transactions, simplifying the transaction processing process and greatly reducing the time and cost of financial services."}]}],"pr":"88de0b18fbffb9002835b75ba8b040d700423ad17c85e178d4adce170b8210c5"}