{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to handle expiring futures market proposals in blockchain transactions?","a":"Develop a detailed proposal: Before launching the expiring futures market, a detailed proposal needs to be developed, including market rules, trading varieties, trading hours,  margin system, etc. These information will help participants understand the market operation mechanism, thus reducing uncertainty."}]}],"pr":"39f8fcc5fb11b9d4a0122af8c00364edaf0dbed5f776c26c543f9b64d33304ad"}