{"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":"Trustless: The execution process of smart contracts is transparent and public, allowing all participants to  view contract content and execution results, thereby reducing the need for trust."}]}],"pr":"8398a885398e5f496888917afada20748be133563d6d38271682f836a43b2f82"}