<PackageReference Include="Newtonsoft.Json" Version="12.0.3" />

XmlDeclarationWrapper

using System.Runtime.CompilerServices; using System.Xml; namespace Newtonsoft.Json.Converters { [System.Runtime.CompilerServices.NullableContext(1)] [System.Runtime.CompilerServices.Nullable(0)] internal class XmlDeclarationWrapper : XmlNodeWrapper, IXmlDeclaration, IXmlNode { private readonly XmlDeclaration _declaration; public string Version => _declaration.Version; public string Encoding { get { return _declaration.Encoding; } set { _declaration.Encoding = value; } } public string Standalone { get { return _declaration.Standalone; } set { _declaration.Standalone = value; } } public XmlDeclarationWrapper(XmlDeclaration declaration) : base(declaration) { _declaration = declaration; } } }