{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to check the balance of an ERC-20 token?","a":"Query through smart contract interface: The ERC-20 token standard specifies a set of  six mandatory functions, including the"}]}],"pr":"3c5332018cd6451b536645529752eca1339f1632b13f6b785f827361da0e2043"}