{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology apply to digital identity verification?","a":"Enhancing security and reliability: Blockchain technology adopts  a decentralized storage method, and the data cannot be tampered with, ensuring the security and reliability of identity information. In addition, encryption technology is used in the blockchain to prevent unauthorized access and protect user privacy."}]}],"pr":"3da462171bb2b865eb0b746513cd16b7ff1f10d4ad0ff3bcd75118ca97d7b704"}