{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the normal recovery process for a failed blockchain upgrade?","a":"Restart Nodes: After deployment is complete, you need to restart all nodes to ensure they can run normally. During this period,  the nodes will begin to"}]}],"pr":"9c97f6c9bccbbf8cfea4da5ba7eef5077079b57c9800b45c8c4136d082f52c83"}