<PackageReference Include="System.ServiceModel.Primitives" Version="10.0.652802" />

System.ServiceModel.Security.Tokens.BufferedGenericXmlSecurityToken

namespace System.ServiceModel.Security.Tokens { internal class BufferedGenericXmlSecurityToken : GenericXmlSecurityToken { public XmlBuffer TokenXmlBuffer { get; } public BufferedGenericXmlSecurityToken(XmlElement tokenXml, SecurityToken proofToken, DateTime effectiveTime, DateTime expirationTime, SecurityKeyIdentifierClause internalTokenReference, SecurityKeyIdentifierClause externalTokenReference, ReadOnlyCollection<IAuthorizationPolicy> authorizationPolicies, XmlBuffer tokenXmlBuffer); } }