{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology address the vulnerabilities and security risks of smart contracts?","a":"Code auditing and security review: During the development of smart contracts, thorough auditing and reviewing of the code  ensures the correctness and security of the contract logic. Professional security teams test the contracts, identify potential vulnerabilities, and repair them at the code level."}]}],"pr":"07b8fc89bc0d2645d29198bb0ce48927b4c6cf4bbc17872239c29336b08bd359"}