{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do blockchain validators perform node upgrades?","a":"Downloading the upgrade package: According to the official guidance of the blockchain project, validators can download the upgrade package from the official website or code hosting  platforms such as GitHub. The upgrade package usually includes the new node software and corresponding configuration files."}]}],"pr":"23a307982bd188c3b2cab12050a73863ea33d64d0f1746f32d1ed0084c2f2b86"}