{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are some typical application scenarios of smart contracts in blockchain?","a":"Internet of Things (IoT): Smart contracts can ensure secure data transmission and  automated transactions between IoT devices."}]}],"pr":"7d8ec23e00beef9c746fe81d07818ebc70979a27e622616fe6d7233341025f4c"}