{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the advantages of blockchain technology for traceability management?","a":"Decentralization:  Blockchain technology adopts a distributed network architecture, without a single central node. Therefore, data will not be lost due to single-point failures, improving the stability and security of the system."}]}],"pr":"8ea4b57135eb312c54f6bf66f7d42633950e8721058d56f8f42451e5aadeebf8"}