{"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":"0034fc1e836a8b3edaa242465a88c1cdad011a23456966bd69065932eac463ff"}