<PackageReference Include="Newtonsoft.Json" Version="12.0.1" />

Newtonsoft.Json.Serialization.JsonSerializerInternalBase

abstract class JsonSerializerInternalBase
protected JsonSerializerProxy InternalSerializer

protected JsonSerializerInternalBase(JsonSerializer serializer)

protected void ClearErrorContext()

protected bool IsErrorHandled(object currentObject, JsonContract contract, object keyValue, IJsonLineInfo lineInfo, string path, Exception ex)

protected NullValueHandling ResolvedNullValueHandling(JsonObjectContract containerContract, JsonProperty property)