{"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":"Cryptocurrency: Smart contracts can be used to create and maintain cryptocurrencies,  such as tokens on Ethereum."}]}],"pr":"24281b1383bb5b805edeb5f9b728e3925e6afbcce3d96570b9745e2f1d98ff02"}