{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology ensure the anonymity of transactions?","a":"Hash Algorithm: Each block in the blockchain network contains a certain number of transaction records,  and the hash algorithm can convert transaction data into a fixed-length hash value. Hash values have uniqueness and irreversibility, which can be used to verify the consistency of transaction data and prevent data tampering."}]}],"pr":"a323a4120dc570de2bbeb3330305c101551581f156c70b145112599323b8c5f2"}