{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology address data privacy and personal information protection issues?","a":"Consensus Mechanisms: Consensus  mechanisms in blockchain networks (such as proof of work, proof of stake, etc.) ensure the consistency and integrity of data, preventing data from being tampered with."}]}],"pr":"b43ac1464e6530a76d97afb1d7d090c7e244300f2d5b1622189cb8be3a9c8ed7"}