{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the operational process after a blockchain upgrade fails?","a":"Technical upgrade: In response to the reasons for the upgrade failure, optimizations and  improvements will be made to the blockchain technology to enhance the system's stability and prevent similar issues from occurring in the future."}]}],"pr":"7ec501fad4e77837898f4d0980a30a4761f5fd69af0277563cc37aebbf1e3027"}