{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the functions of the blockchain technology upgrade module?","a":"Boosting security: The upgrade module can address vulnerabilities in  the blockchain, strengthen cybersecurity protection, and ensure the security of data and assets."}]}],"pr":"dc9bb47353e41c50509f9204dcda983e147f606d9b10ba999f9da20de3601820"}