{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the advantages of blockchain technology in the security management of digital assets?","a":"Secure and reliable: Blockchain technology employs various encryption methods, such as digital signatures, private keys, and public  keys, to ensure the security and reliability of data storage and transmission."}]}],"pr":"97a524d4eeb065ee032bbd5ef56f18e25720a2590460b20da192d6de5fe86c51"}