<PackageReference Include="System.Diagnostics.EventLog" Version="11.0.0-rc.3.26522.148" />

System.Diagnostics.Eventing.Reader.EventBookmark

public sealed class EventBookmark
namespace System.Diagnostics.Eventing.Reader { public sealed class EventBookmark { public string BookmarkXml { get; } public EventBookmark(string bookmarkXml); } }