{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How is the execution of smart contracts implemented in blockchain?","a":"Record and verify: After the execution of the smart contract, the blockchain will  record the results and verify the legality of"}]}],"pr":"65d18c9fd2f2562fc38d3e02244b71d2f025ee611fc088aa7289227cea06d65c"}