{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology help solve the problem of data tampering and forgery in databases?","a":"Decentralization: Blockchain adopts a decentralized network architecture, with data stored on multiple nodes, avoiding single-center control  and reducing the risk of data tampering."}]}],"pr":"2c495c5c41c954d6b2aa33e25481d1b62ddb0ceb0c5fdaa9226ee80b3a0583c2"}