{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied to traceability and food safety?","a":"Decentralization: Blockchain technology adopts a decentralized network architecture, where data is not stored  and managed on a central node, but is distributed across multiple nodes throughout the network. This decentralized feature ensures the security and reliability of the data, which helps maintain the traceability of food safety information."}]}],"pr":"fd661d7650a592920b785222a3f065ff44bc9cfd30962ef6248bc610df85ddd1"}