{"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":"d77fa9b03e22859753fc4eacad7764a9e56d8c56edceb55a15ea38a09a9db802"}