     fileprivate var settings: AppsFlyerSettings? = nil
     
     public func update(settings: Settings) {
-        
         guard let settings: AppsFlyerSettings = settings.integrationSettings(forPlugin: self) else { return }
         self.settings = settings
         

        }
        
        return event
    }
}


        if trackAttributionData ?? false {
            AppsFlyerLib.shared().delegate = self
        }
    }
    
    public func identify(event: IdentifyEvent) -> IdentifyEvent? {
