{"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":"Cryptocurrency: Smart contracts were first applied to Bitcoin, used for implementing decentralized currency transactions  and payments."}]}],"pr":"194f84a7a74ab925fb0a462a57c80aae562e17c04afaac744477a80094984abd"}