gistfile2.swift

func request() {
        let url = URL(string: "http://424de02b.ngrok.io/web_sarvar")!
        let task = URLSession.shared.dataTask(with: url) { [weak self] (data, _, _) in
            guard
                let data = data,
                let json = try? JSONSerialization.jsonObject(with: data, options: []) as? [String: Any],
                let text = json["versas"] as? String
            else { return }
            DispatchQueue.main.async { self?.updateLabel(with: text) }
        }
        task.resume()
}