using IdentityModel.Client;

using System;

using System.Net.Http;

public class Program

{

    public static void Main()

    {

        var _authServer = "https://apiauth-test.onbe.com";

​

        var Client = new HttpClient();

        //.Result used only due to limiation of console app in .net framework

        //use async await in production

        var discoveryDoc = Client.GetDiscoveryDocumentAsync(_authServer).Result;

​

        var tokenResponse = Client.RequestClientCredentialsTokenAsync(new ClientCredentialsTokenRequest

            {

                Address = discoveryDoc.TokenEndpoint,

                ClientId = "test",

                ClientSecret = "test",

                Scope = "test"

            }).Result;

        Console.WriteLine(tokenResponse.Error);

    }

}