{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What preparations do validators need to do during the blockchain upgrade process?","a":"Understand the upgrade plan: First, validators need to understand the specific plan of the upcoming blockchain upgrade, including the target version, upgrade content, and possible impacts. This helps  them to prepare thoroughly for the upgrade."}]}],"pr":"32819bee0900933419a94a4dcd810e1c08a508e5b7dbdbcccca71bffc17f5462"}