using System.Runtime.InteropServices; namespace Interop.Lmx; [StructLayout(LayoutKind.Sequential, Pack = 8)] [Guid("4C6219B2-BE72-4EB4-9722-2D14F2B1D94E")] public struct DataChangeUpdate { public ulong ItemId; public int StatusCode; public uint HighDateTime; public uint LowDateTime; public int quality; public IDataVariant value; }