{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the risks involved in the blockchain upgrading process?","a":"Technical risks: During the upgrade process, there  may be unresolved technical difficulties, code vulnerabilities, and decreased security, leading to instability in the entire blockchain system."}]}],"pr":"1ec7e5265707a3c83d29879f44af3af516972faef228e75325ecbf323dc8392f"}