Timestamps must be specified as UTC

IoTSharp.Data/RawMsg.cs

@@ -26,7 +26,7 @@ namespace IoTSharp.Data
     public class RawMsg
     {
         public MsgType MsgType { get; set; }
-        public DateTime ts { get; set; } 
+        public DateTime ts { get; set; } = DateTime.Now;
         public DeviceStatus DeviceStatus { get; set; } = DeviceStatus.Good;
         public Guid DeviceId { get;   set; }
         public Dictionary<string, object> MsgBody { get;  set; }

IoTSharp/Storage/InfluxDBStorage.cs

@@ -227,7 +227,7 @@ from(bucket: ""{_bucket}"")
                             }
                             if (point.HasFields())
                             {
-                                point = point.Timestamp(msg.ts , WritePrecision.Ns);
+                                point = point.Timestamp(msg.ts.ToUniversalTime() , WritePrecision.Ns);
                                 lst.Add(point);
                                 telemetries.Add(tdata);
                             }