{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the effects of blockchain upgrading?","a":"Security enhancement: Blockchain upgrades usually include optimizations  in consensus mechanisms, encryption algorithms, and other aspects, which helps improve the security of the entire network and reduces the risk of hacker attacks."}]}],"pr":"a549f94b2e6e3023bb309862d9b892d663d5ef46927e0da3b1942255d356b20f"}