{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How is the repair and restoration work carried out during the blockchain upgrade process?","a":"Deployment and Implementation: After the code is successfully tested,  the development team will deploy and implement the upgraded blockchain system. This may involve migrating existing data, updating nodes, and"}]}],"pr":"f992d854495194dd2d20a345d9d8032c808e7a53cf78c7e9b68ad100fe0a1c91"}