{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do smart contracts on the blockchain use price data from Chainlink and Band protocols?","a":"Next, the  smart contract needs to call the API interface provided by the Chainlink feed node. This interface offers various data types, such as cryptocurrency prices, exchange rates, commodity prices, etc. The smart contract can then utilize this data according to its own requirements."}]}],"pr":"c8e03f43d72e1d6a530029a69c3dcf37b1f3b1e724f5e6416627129560246325"}