{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are some typical use cases of smart contracts in the blockchain?","a":"Internet of Things (IoT): Intelligent  contracts can be used to handle data interaction and value exchange between IoT devices, ensuring the security and reliability of devices and data."}]}],"pr":"620c72562506e1c931401802c7477853dea762bc394d187a1da84de13fc3d904"}