ViewController.swift

let configuration:ActivityConfiguration = ActivityConfiguration(indicatorColor: UIColor.orange, indicatorColorWithMessage: UIColor.red, backgroundColor: UIColor.green, messageTextColor: UIColor.white, indicatorBackGroundColor: UIColor.black)
        self.showActivityIndicator(isHidden: false, message: "With great power comes great responsibility",configuration: configuration)
        DispatchQueue.main.asyncAfter(deadline: .now() + 3) {
            self.hideActivityIndicator()
            self.showActivityIndicator(configuration: configuration)
            DispatchQueue.main.asyncAfter(deadline: .now() + 3) {
                self.hideActivityIndicator()
            }
        }