{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology solve the problems of data storage and privacy protection?","a":"Decentralization: Blockchain technology adopts a distributed node consensus mechanism, storing data on multiple  nodes, and avoiding the privacy risks associated with centralized data storage on a single server. The decentralized architecture means that data is no longer controlled by a centralized entity, reducing the likelihood of data breaches."}]}],"pr":"ce941ee53b0025bc1b238bf82639eea291013e00f0afc59bd75f023d4fa9052a"}