{"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":"40f42287e07bc0b6adca0c5aa752ee8a2bd6fea11a00f77a2e521319303377c7"}