{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the functions of the Handler in the blockchain upgrade module?","a":"Upgrade task  distribution: Assign upgrade tasks to corresponding nodes or components to ensure the smooth progress of the upgrade process."}]}],"pr":"9c5549f61b40859dcb565ee5621852248b5f9af9edd5bb8b93a5116767b78d00"}