//..

    //..
        // Set selected User Agent
        httpClient.DefaultRequestHeaders.Add("User-Agent", randomUserAgent);

        // Make a GET request to httpbin.io/user-agent
        HttpResponseMessage response = await httpClient.GetAsync("https://httpbin.io/user-agent");

        // Read and print the content
        string content = await response.Content.ReadAsStringAsync();
        Console.WriteLine(content);