{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What should be noticed when implementing smart contracts in blockchain?","a":"Contract audit: It is  recommended to conduct a contract audit before deploying the smart contract, in order to"}]}],"pr":"34283efc3b064e9a4e8b47891f7fbb437ea82a6c9859a566be6a0634b153ca6a"}