2chBackAPI/Controllers/TestPosting.cs

using Microsoft.AspNetCore.Mvc;
using System.Text.Json;

namespace NeDvachAPI.Controllers
{
    [ApiController]
    [Route("[controller]")]
    public class TestPostingController : ControllerBase
    {
        [HttpPost]
        public string Area(int altitude , int height)
        {
            //DBchat.SendPost(ReceivedPost);
            return $"Первое значение {altitude} и второе значение {height}";
        }
    }
}