class PreferencesKey { static const currentWalletType ='current_wallet_type'; static const currentWalletName ='current_wallet_name'; static const currentNodeIdKey = 'current_node_id'; static const currentBitcoinElectrumSererIdKey = 'current_node_id_btc'; static const currentFiatCurrencyKey = 'current_fiat_currency'; static const currentTransactionPriorityKey = 'current_fee_priority'; static const currentBalanceDisplayModeKey = 'current_balance_display_mode'; static const shouldSaveRecipientAddressKey = 'save_recipient_address'; static const allowBiometricalAuthenticationKey = 'allow_biometrical_authentication'; static const currentDarkTheme = 'dark_theme'; static const displayActionListModeKey = 'display_list_mode'; static const currentPinLength = 'current_pin_length'; static const currentLanguageCode = 'language_code'; }