public ToastMessage AddToastMessage(string title, string message, ToastType toastType)
        {
            var toast = new ToastMessage() { Title = title, Message = message, ToastType = toastType };

            this.ToastMessages.Add(toast);
            return toast;
        }
        public ToastMessage AddToastMessage(string title, string message, ToastType toastType)
        {
            var toast = new ToastMessage()
            {
                Title = title, Message = message, ToastType = toastType
            };

            this.ToastMessages.Add(toast);
            return(toast);
        }