我目前正在SWIFT4中使用Decodable解析JSON。JSON格式如下:{"autopayout_from":"1.010","earning_24_hours":"9.74731104","error":false,"immature_earning":0.635593030875,"last_payment_amount":"1.91238210","last_payment_date":"Mon,26Feb201815:08:02GMT","last_share_date":"Mon,26Feb201816:16:01GMT","payout_daily":false,"p