using System;

using Elsa.Activities.Http.Models;

using Microsoft.AspNetCore.Http;

using System.Linq;

using Microsoft.Extensions.Primitives;

using System.Net.Http;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

        var request = new Request();

        request.RequestHeaders.Add("Test", "\"13\"");

        var requestHeaders = new HeaderDictionary(request.RequestHeaders.ToDictionary(x => x.Key, x => new StringValues(x.Value.Split(','))));

        foreach(var header in requestHeaders)

        {

            Console.WriteLine($"Header: {header.Value}");

        }

        HttpRequestMessage message = new HttpRequestMessage();

        message.Headers.Add("TestHeader", "\"15\"");

        Console.WriteLine($"Header: {message.Headers.GetValues("TestHeader").First()}");

    }

}

​

public class Request

{

    public HttpRequestHeaders RequestHeaders { get; set; } = new();

}