{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the specific execution steps for upgrading a blockchain version?","a":"Writing Upgrade Proposal: The upgrade proposal is a detailed description of the new version, including the upgrade content, functional improvements, technical implementation, and potential risks. The upgrade proposal needs to be discussed and reviewed by the core development team to ensure the rationality and feasibility of the upgrade plan."}]}],"pr":"877ee9a9386d87b8b96bcfd5a1a626e359e47378edebfdb4e30a676d041bdfce"}