Masuit.Tools/NetCoreTest/Controllers/HomeController.cs

using Masuit.Tools.AspNetCore.ModelBinder;
using Microsoft.AspNetCore.Mvc;
using System.Net;

namespace NetCoreTest.Controllers;

[ApiController]
public class HomeController : Controller
{
    [HttpPost("test")]
    [ProducesResponseType(typeof(MyClass), (int)HttpStatusCode.OK)]
    public async Task<ActionResult> Test([FromBodyOrDefault] MyClass mc)
    {
        return Ok(mc);
    }
}

public class MyClass
{
    public string MyProperty { get; set; }
    public List<string> List { get; set; }
}