{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology enable secure data sharing and privacy protection?","a":"Decentralized control: Blockchain technology adopts a distributed network architecture, where data storage and processing are no longer dependent on a single central node, but are  distributed across multiple nodes. This decentralized feature can effectively prevent data breaches and tampering, thereby improving data security."}]}],"pr":"02e3a7cb0b7b517f9cc84130158f181d78c2d68c9608393dcad58701b2bdfa00"}