curl "https://app.tatango.com/api/v2/lists/ID/webhooks/WEBHOOK_ID" -X GET \
  -H "Accept: application/json" \
  -H "Content-Type: application/json" \
  -u emailaddress@mydomain.com:my_api_key \
  -H "Host: example.org" \
  -H "Cookie: "

require 'net/http'
require 'uri'

uri = URI.parse('https://app.tatango.com/api/v2/lists/ID/webhooks/WEBHOOK_ID')
http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = true
request = Net::HTTP::Get.new(uri.request_uri)
request.basic_auth("emailaddress@mydomain.com", "my_api_key")
request['Accept'] = 'application/json'
request['Content-Type'] = 'application/json'
response = http.request(request)

import requests

url = "https://app.tatango.com/api/v2/lists/{ID}/webhooks/{WEBHOOK_ID}"

headers = {"Authorization": "Basic <encoded-value>"}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {Authorization: 'Basic <encoded-value>'}};

fetch('https://app.tatango.com/api/v2/lists/{ID}/webhooks/{WEBHOOK_ID}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://app.tatango.com/api/v2/lists/{ID}/webhooks/{WEBHOOK_ID}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "Authorization: Basic <encoded-value>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://app.tatango.com/api/v2/lists/{ID}/webhooks/{WEBHOOK_ID}"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("Authorization", "Basic <encoded-value>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://app.tatango.com/api/v2/lists/{ID}/webhooks/{WEBHOOK_ID}")
  .header("Authorization", "Basic <encoded-value>")
  .asString();

{
  "status": "OK",
  "webhook": {
    "callback_url": "http://localhost.dev/null?api_key=foo_bar_baz",
    "created_at": "2016-09-07T14:11:13-07:00",
    "enabled": true,
    "id": 5,
    "list_id": 30,
    "message_sent": false,
    "subscribe": true,
    "unsubscribe": true,
    "updated_at": "2016-09-07T14:11:13-07:00"
  }
}