{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the debugging and tracking features of blockchain?","a":"Transaction traceability: By utilizing the tamper-proof feature of data on the blockchain, it is  possible to trace the origin, destination, and all aspects of the transaction process, ensuring the authenticity and traceability of transactions."}]}],"pr":"4d4c4972e98237ec63048336fd3940d1d40d0ff880c8bbf240f2c00f958fa273"}