fromMap method
Creates a NotificationChannelGroup instance from a map of data.
Implementation
@override
NotificationChannelGroup? fromMap(Map<String, dynamic> mapData) {
_channelGroupKey = AwesomeAssertUtils.extractValue(
NOTIFICATION_CHANNEL_GROUP_KEY, mapData);
_channelGroupName = AwesomeAssertUtils.extractValue(
NOTIFICATION_CHANNEL_GROUP_NAME, mapData);
return this;
}