{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the important considerations that validators and operators should attention to during the blockchain upgrade process?","a":"Ensure network security: During the upgrade process, secure the blockchain network to  prevent hacker attacks and data breaches, and ensure the stability and security of the blockchain system."}]}],"pr":"e1b13062c2f61e90a39d78b3fe27dc34ed6a577cc9966f614757869a74bad128"}