class Program
    {
        static void Main(string[] args)
        {

            ArticleServiceClient client = new ArticleServiceClient();

            client.ClientCredentials.UserName.UserName = "типа логин";
            client.ClientCredentials.UserName.Password = "типа пароль";

            ozon.api.subagent.RequestPostingReadyForGiveoutListGet req = new ozon.api.subagent.RequestPostingReadyForGiveoutListGet();
            req.Login = "типа логин";
            req.Password = "типа пароль";
            req.ContractID = 23342344234;  // типа contract ID


            PostingReadyForGiveoutListGetResponseBody res = new PostingReadyForGiveoutListGetResponseBody();
            res.PostingReadyForGiveoutListGetResult = client.PostingReadyForGiveoutListGet(req);

            Console.WriteLine(res.PostingReadyForGiveoutListGetResult.ResultMessage);

            client.Close();

            Console.ReadLine();
        }
    }