{"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":"6193c43022f635f4628bcc4a1f8213fbf55c3c8936999e600d702d2cf0bf2e0a"}