X++ Consume Post API

using System.Net.Http;
internal final class RunnableClass1
{

    public static void main(Args _args)
    {
        str url = @"URL";
        Map header = new Map(Types::String, Types::String);
        str json = '{\r\n\"username\": \"AA\",\r\n\"password\": \"MM\"\r\n}';
        System.Net.Http.HttpResponseMessage response = RunnableClass1::MakeHttpPostRequestInD365FO(url, header, json);
        if (response.IsSuccessStatusCode)
        {
            info(response.Content.ReadAsStringAsync().Result);
        }
        else
        {
            error(strFmt("HTTP request failed with status code: " ,response.get_StatusCode()));
        }
    }

    static System.Net.Http.HttpResponseMessage MakeHttpPostRequestInD365FO(str _url, Map _header, str _jsonPayload)
    {
        System.Net.Http.HttpClient clientzz;
        System.Net.Http.HttpRequestMessage request;
        System.Net.Http.HttpResponseMessage response;
        
        // Create an instance of HttpClient
        clientzz = new System.Net.Http.HttpClient();
 
        // Specify the URL for the POST request
        
 
    // Create an HttpRequestMessage with the HTTP method set to POST
        request = new System.Net.Http.HttpRequestMessage(System.Net.Http.HttpMethod::Post, _url);
 
        // Add the Authorization header
        MapEnumerator mapEnumerator = _header.getEnumerator();
        while(mapEnumerator.moveNext())
        {
            request.get_Headers().Add(mapEnumerator.currentKey(), mapEnumerator.currentValue());
        }
        
        // Create the content and set the content type
        request.set_Content(new System.Net.Http.StringContent(_jsonPayload, System.Text.Encoding::UTF8, "application/json"));
 
        // Send the request and get the response
        response = clientzz.SendAsync(request).Result;
 
        return response;
    }

}