{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the applications of smart contracts in the financial sector?","a":"Securities trading: Smart contracts can be used to automatically execute securities trading  instructions, improving transaction efficiency and reducing trust costs."}]}],"pr":"c1bdec2d3596844598f08c127151e13a606b6f0b9a4083161a3424b6900f9802"}