{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain ensure security?","a":"Decentralized architecture: The data storage and verification  in the blockchain network are distributed across multiple nodes, avoiding a single centralized control and reducing the risk of network attacks."}]}],"pr":"3668ece998b9561d22dafe90fb2132646bc0e144e9a099f027146bc7bf1acbd8"}