{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"In a blockchain, how do you execute the cancellation of derivative orders?","a":"Submit a cancellation request: The parties involved in the transaction or third-party platforms can submit a request to cancel the derivative order.  This request usually includes information such as the unique identifier of the order, the status of the order, and the reason for cancellation."}]}],"pr":"b39ee6bba17cccb06d6c5c5dee6926f20cb53433669003d82291a3f92007bf84"}