{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain voting solve the problem of voter fraud?","a":"Decentralization: Blockchain technology adopts a  distributed network architecture, with data stored on multiple nodes, and there is no single central controller. This makes it difficult for hackers to tamper with data, thereby improving the system's security."}]}],"pr":"58849d58fb7746a7ef7ea2dbbbbf7b05474e5731fb7e73008b457378071eaf3d"}