{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain ensure the transparency and anonymity of transactions?","a":"Transparent operation  rules and data: The underlying technology of blockchain is open-source, and everyone can review its source code and related documents to understand the operation principles and mechanisms of blockchain. In addition, all transaction records on the blockchain are public, and anyone can query blockchain data through public interfaces."}]}],"pr":"c4fb6190c9b476cd0c6fa3b65972176b454c5a3ad7e0e04b2354e6c68186b695"}