{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do transactions in blockchain ensure security and consistency?","a":"Consensus mechanism: The consensus mechanism in blockchain networks (such as proof of work, proof of stake,  etc.) is responsible for verifying and ensuring the accuracy of transactions."}]}],"pr":"c016c4d2dfd35d1838f70b80bf0465857e788961526d368e6a7fc2c204790de6"}