string LoadSettingsJson()
        {
            if (!Directory.Exists(directoryPath))
            {
                Directory.CreateDirectory(directoryPath);
            }

            if (!File.Exists(filePath))
            {
                File.WriteAllText(filePath, JsonUtility.ToJson(SettingsDTO.GetDefaultSettings()), System.Text.Encoding.UTF8);
            }

            return(File.ReadAllText(filePath, System.Text.Encoding.UTF8));
        }