URLSession example

MarvelAPI.swift

let privatekey = ""
        let apikey = ""
        let ts = Date().timeIntervalSince1970.description
        let hash = "\(ts)\(privatekey)\(apikey)".md5()
        
        //var baseURL = "https://gateway.marvel.com:443"
        
        let url = URL(string: "https://gateway.marvel.com/v1/public/comics?ts=\(ts)&apikey=\(apikey)&hash=\(hash)")
        let defaultSession = URLSession(configuration: .default)
        
        let dataTask: URLSessionDataTask?
        
        dataTask = defaultSession.dataTask(with: url!, completionHandler: { (data, resp, error) in
            
            if error != nil {
                print(error!.localizedDescription)
            } else {
                if let data = data, let response = resp as? HTTPURLResponse, response.statusCode == 200 {
                    print(data)
                    do {
                        var dict = try JSONSerialization.jsonObject(with: data, options: [])
                        print(dict)
                    } catch let error as NSError {
                        print(error.localizedDescription)
                    }
                }
            }
            
        })
        dataTask?.resume()