{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the applications of blockchain smart contracts in the Internet of Things (IoT) field?","a":"Data Management: Blockchain can serve as a trusted data management tool in IoT systems, ensuring the authenticity, security,  and traceability of data. Through blockchain technology, IoT devices can achieve real-time data sharing, exchange, and verification, thereby improving data processing efficiency."}]}],"pr":"e31e8764d84b74a2149de68ac7ebbe9f65c0344d446c40b5887dba114bf29c04"}