{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do blockchain transactions ensure security and privacy protection?","a":"Consensus mechanism: The consensus mechanism in the blockchain network (such as Proof of Work, Proof of Stake, Delegated Proof of Stake, etc.) plays a vital role in ensuring the security and stability of the blockchain system. It ensures  that transactions are recorded and verified by nodes in the network in a secure and tamper-proof manner."}]}],"pr":"a1dc5a14112755400e1ccf91adf888233fa276f0fd22da8b3f0be0808c400a44"}