{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the precautions to consider during the blockchain upgrade process?","a":"Community consensus: Before upgrading, communicate and discuss with community members sufficiently to reach a consensus, ensuring the smooth progress of  the upgrade process."}]}],"pr":"cda0473ab376825e2d55432090fdba4624504072893cf6a4927ff2d850e8dc5a"}