{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does the Band protocol smart contract use bandchain.js to query price data?","a":"To use the Band protocol's smart contract to query price data, you need to first deploy a price data provider contract (such as a Chainlink price feeder using the Band protocol), and then write a function in that contract to query the price data. Next, you can use the bandchain.js library  in your own smart contract to call this function and obtain the price data. Here is a simplified example:\\n\\n1. Deploy a price data provider contract, such as a Chainlink feeder.\\n\\n2. In the price data provider contract, write a function (such as"}]}],"pr":"b6d50a987d45f073d6b5d835b10286e34f7e47741b8806c19cf77c28c487031f"}