{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"In a blockchain, how does MsgCancelDerivativeOrder operate?","a":"Sender: The sender is a cryptocurrency trading platform or exchange  responsible for handling user's transaction requests and derivative orders."}]}],"pr":"99bfb91a4d073c1d3dea00e98671d1499e846ebf132e103c8b23893686d7c084"}