public async Task <IActionResult> Post()
        {
            await _sessionBag.Clear();

            await _sessionBag.Initialise();

            return(await Task.FromResult <IActionResult>(new NoContentResult()));
        }
        public async Task <bool> Logout()
        {
            await _client.LogoutAsync(new nsk.LogoutRequest
            {
                Signature = await _sessionBag.Signature()
            });

            await _sessionBag.Clear(true);

            return(_mapper.Map <bool>(true));
        }