toJson method
Implementation
Map<String, dynamic> toJson() {
return {
'watchList': watchList,
'rsiPeriod': rsiPeriod,
'rsiSellThreshold': rsiSellThreshold,
'rsiBuyThreshold': rsiBuyThreshold,
'rotationPeriod': rotationPeriod,
'isDarkMode': isDarkMode,
};
}