修复从ws初始化时交易所id丢失的bug

OTWebSocket.API/Services/WebSocketService.cs

@@ -149,6 +149,7 @@ namespace OTWebSocket.API.Services
                                             _redisService.ReleaseOrder(orderId);
                                             continue;
                                         }
+                                        liveOrder.ExchangeId = orderJson["exchange_oid"].ToString();
                                         liveOrder.Comment = "ws初始化缓存";
                                         _redisService.SetLiveOrder(liveOrder);
                                     }