{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology address data disasters and security vulnerabilities?","a":"Decentralized architecture: Blockchain technology adopts a decentralized network architecture, distributing data across multiple nodes, avoiding  single points of failure and improving the system's resistance to disasters."}]}],"pr":"3132de67634ff0d5e56f666fb75e0b751212ddfd25d68b1e91aba343594c1b86"}