extension WKInterfaceImage {

    func setImage(from urlString: String) {
        if let url = URL(string: urlString) {
            DispatchQueue.global(qos: .userInitiated).async {
                let data = try? Data(contentsOf: url)

                if let data = data {
                    DispatchQueue.main.async {
                        self.setImage(UIImage(data: data))
                    }
                }
            }
        }
    }

}