Microsoft.AspNetCore.Mvc.NewtonsoftJson by Microsoft

<PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="7.0.14" />

 JsonPatchExtensions

public static class JsonPatchExtensions
Extensions for JsonPatchDocument<T>
public static void ApplyTo<T>(this JsonPatchDocument<T> patchDoc, T objectToApplyTo, ModelStateDictionary modelState)

Applies JSON patch operations on object and logs errors in ModelStateDictionary.

public static void ApplyTo<T>(this JsonPatchDocument<T> patchDoc, T objectToApplyTo, ModelStateDictionary modelState, string prefix)

Applies JSON patch operations on object and logs errors in ModelStateDictionary.