{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology solve the problem of data tampering and forgery?","a":"Decentralization: Blockchain adopts a distributed network architecture, with data stored on multiple nodes, avoiding a  single centralized control and thereby reducing the risk of data tampering."}]}],"pr":"8f19611e28ab8877368032894bbee776813ee05fc81117ff1a76f803e9bebd6e"}