/// <summary>
        /// Creates a LiveConnectSession object based on the parsed response.
        /// </summary>
        private static LiveConnectSession CreateSession(IDictionary <string, object> result)
        {
            var session = new LiveConnectSession();

            Debug.Assert(result.ContainsKey(AuthConstants.AccessToken));
            if (result.ContainsKey(AuthConstants.AccessToken))
            {
                session.AccessToken = result[AuthConstants.AccessToken] as string;

                if (result.ContainsKey(AuthConstants.AuthenticationToken))
                {
                    session.AuthenticationToken = result[AuthConstants.AuthenticationToken] as string;
                }

                if (result.ContainsKey(AuthConstants.ExpiresIn))
                {
                    if (result[AuthConstants.ExpiresIn] is string)
                    {
                        session.Expires = CalculateExpiration(result[AuthConstants.ExpiresIn] as string);
                    }
                    else
                    {
                        session.Expires = DateTimeOffset.UtcNow.AddSeconds((int)result[AuthConstants.ExpiresIn]);
                    }
                }

                if (result.ContainsKey(AuthConstants.Scope))
                {
                    session.Scopes =
                        LiveAuthUtility.ParseScopeString(result[AuthConstants.Scope] as string);
                }

                if (result.ContainsKey(AuthConstants.RefreshToken))
                {
                    session.RefreshToken = result[AuthConstants.RefreshToken] as string;
                }
            }

            return(session);
        }