{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology promote financial innovation?","a":"Improving service efficiency: Blockchain technology can achieve real-time clearing and settlement, significantly  enhancing the efficiency of financial services."}]}],"pr":"39ba998525b6ad9c517e6e693daa65eae99a13945e638816e58a8a5a5d0bb60d"}