<PackageReference Include="Newtonsoft.Json" Version="13.0.4" />

Newtonsoft.Json.Serialization.ObjectConstructor<T>

public sealed delegate ObjectConstructor<T> : MulticastDelegate
Represents a method that constructs an object.
namespace Newtonsoft.Json.Serialization { public delegate object ObjectConstructor<[System.Runtime.CompilerServices.Nullable(2)] T> (params object[] args); }