using System;

using System.Net;

using Newtonsoft.Json;

public class Program

{

    public static void Main()

    {

        string uri = "http://s2s.dev.masoffer.tech/v1/minhancomputer/transactions";

        var client = new WebClient();

        client.Headers.Add("Content-Type", "application/json");

​

        var objitem1 = new 

            {

            sku = "SKU001",

            url = "https://test.com/...",

            price = 10000,

            name = "ten san pham",

            category = "ten category",

            category_id = "123",

            status_code = 0,

            quantity = 1

        };

​

        object[] products=new object[1]{objitem1};

​

        var objbody = new {

            offer_id = "minhancomputer",

            signature = "RIYCYVFz1I0xB6Bo",

            transaction_id = "ABC123",

            transaction_time = 1557388224436,

            transaction_discount = 0,

            traffic_id = "5c78e18ba458dc0041c0d76a",

            products = products

        };

​

        string body = JsonConvert.SerializeObject(objbody);

​

        var result = client.UploadString(uri, body);

        Console.WriteLine(result);

    }

}