{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the necessary conditions for the process of blockchain version upgrade?","a":"Community Consensus: Before the upgrade, community members need to reach a consensus on the upgrade plan  to ensure the smooth progress of the upgrade process."}]}],"pr":"37a099bd452341429c12412fc3d516483eb85588ba5483879d0b29f37a1292f6"}