{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the differences between blockchain and traditional databases?","a":"Immutability:  Once data is recorded on the blockchain, it cannot be altered or deleted, providing a reliable record of transactions."}]}],"pr":"b1e5eaef092586b1e8fa19ff86f5558661eaff6102003c75e0f30a0f9d3d1bbe"}