{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How are the privacy protection mechanisms of blockchain implemented?","a":"Consensus Mechanism: Blockchain ensures the validity and consistency of data through a consensus mechanism. The consensus mechanism includes  Proof of Work (PoW), Proof of Stake (PoS), and other methods, which can ensure the participants in the blockchain network."}]}],"pr":"29aedfee6e87db0c82c8749f1f6f02efa191672fc87ba72dd26f48290692bdc6"}