<PackageReference Include="Microsoft.IdentityModel.Logging" Version="8.21.0" />

Microsoft.IdentityModel.Logging.NonPII

struct NonPII
An internal structure that is used to mark an argument as NonPII. Arguments wrapped with a NonPII structure will be considered as NonPII in the message logging process.
namespace Microsoft.IdentityModel.Logging { internal struct NonPII { public object Argument { get; set; } public NonPII(object argument); } }