{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the verification steps required before upgrading a blockchain?","a":"Security Assessment: Evaluate the  security of the blockchain network to ensure that data and assets are adequately protected."}]}],"pr":"90de71371af8bdfa099a3b84a8bf654db9d7929904918bc121126eb2c19a476a"}