{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do blockchain transactions ensure security?","a":"Decentralization:  Blockchain technology adopts a decentralized network architecture, with data stored on multiple nodes, avoiding the weakness of centralized control and reducing the risk of hacker attacks."}]}],"pr":"dd2cc61f2e35e557297268a528698e812e2f795f01decea3d142502c747c3508"}