{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How is data privacy protected in transactions within the blockchain?","a":"Transaction data encryption: Encrypt off-chain transaction data using encryption algorithms (such as the Paillier algorithm) to ensure the security of the data during transmission and storage."}]}],"pr":"64af9461b84488937ebc3ca1994921ab7879e20edfcf3907e3e6969f255fb2c7"}