{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the characteristics of smart contracts on the blockchain?","a":"Intelligent contracts run on the blockchain network, without relying on centralized third-party institutions, reducing trust costs."}]}],"pr":"61d192ad75195fd0e2d99cee5bf6d2d8b6222521de5b3b601f834b6c2d27d16f"}