{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do you verify the security of transactions in a blockchain?","a":"Decentralization: Blockchain adopts a decentralized network architecture, where data is distributed across computers worldwide (nodes) without a centralized control mechanism. This decentralized feature ensures the secure transmission of transaction information and reduces the  risk of hacker attacks."}]}],"pr":"0ca7243c1daeb3c2abdd892bf6b50975a1a6b50e2217d553819c16407cf98996"}