{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are some typical application scenarios of smart contracts on the blockchain?","a":"Internet of  Things (IoT): Smart contracts can be used to handle data interaction and value exchange between IoT devices, ensuring the security and reliability of devices and data."}]}],"pr":"957151d75a842599cf412877c78af8140549686a5c52672b6ee9119a03ca665e"}