{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the impact of blockchain technology on the data privacy and security of IoT devices?","a":"Preventing data tampering: Blockchain technology ensures data consistency through consensus mechanisms, making it difficult for individuals to tamper with data in  the system, and ensuring the integrity and accuracy of data."}]}],"pr":"73e7006c970aa3673c0f4fa6b0b2976992a5c9ddf70f4393aba0caedddb5e713"}