{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain improve data security in the healthcare industry?","a":"Decentralized Storage: Blockchain technology  adopts a decentralized network architecture, storing data on multiple nodes, thus avoiding the data security risks of centralized storage."}]}],"pr":"bfd91768b0adcf03ee54e258fb8482e29c231b3d82aa8f3abede58b5b67c3e81"}