{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to specify download information in a blockchain software upgrade plan?","a":"According to the determined version number, obtain the corresponding upgrade package from the official channel or other reliable sources. Generally, upgrade packages are provided in the form of compressed files, such as .zip  or .tar files."}]}],"pr":"533c321568d1b9ff451b6bc7a6b3f5276bcc1ca5c088da78b76941c260062e6f"}