{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the advantages of blockchain technology in managing public population information?","a":"Decentralization: Blockchain technology uses a decentralized network architecture, where data does not rely on a single centralized management institution, reducing the risks associated with centralized management. Managing public population information in the blockchain can reduce dependence on a single authoritative institution and improve  data reliability."}]}],"pr":"a043e69e2fd77001229bc1470ff0dc36c0bbf5a995d77241ebf821246d562ea6"}