{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be used for digital identity protection?","a":"Consensus mechanisms  ensure data consistency: Consensus mechanisms in blockchain networks (such as Proof of Work,PoW) are used to verify and confirm transactions, ensuring that all participants in the network agree on the same data and prevent tampering or fraud."}]}],"pr":"ccbc3e54eb6a11819f5ecdc5b80e1fd03104aa506e4641974ace73cf6195df74"}