{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the main risks involved in the blockchain upgrading process?","a":"Security Risks: The blockchain upgrade process  may face security risks such as hacker attacks and data breaches, which could affect the stability of the blockchain system."}]}],"pr":"6317b4fad5079a3bffe48557c03cd81ad7b107dabfd40f316b89f836c8046dd7"}