curl --request GET \
  --url https://{apiBaseUrl}/v1/{sessionId}/Localization/PhoneCodes \
  --header 'X-API-KEY: <api-key>'

const url = 'https://{apiBaseUrl}/v1/{sessionId}/Localization/PhoneCodes';
const options = {method: 'GET', headers: {'X-API-KEY': '<api-key>'}};

fetch(url, options)
  .then(res => res.json())
  .then(json => console.log(json))
  .catch(err => console.error(err));

import requests

url = "https://{apiBaseUrl}/v1/{sessionId}/Localization/PhoneCodes"

headers = {"X-API-KEY": "<api-key>"}

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

print(response.text)

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://{apiBaseUrl}/v1/{sessionId}/Localization/PhoneCodes",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "X-API-KEY: <api-key>"
  ],
]);

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

curl_close($curl);

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

using RestSharp;


var options = new RestClientOptions("https://{apiBaseUrl}/v1/{sessionId}/Localization/PhoneCodes");
var client = new RestClient(options);
var request = new RestRequest("");
request.AddHeader("X-API-KEY", "<api-key>");
var response = await client.GetAsync(request);

Console.WriteLine("{0}", response.Content);

HttpResponse<String> response = Unirest.get("https://{apiBaseUrl}/v1/{sessionId}/Localization/PhoneCodes")
  .header("X-API-KEY", "<api-key>")
  .asString();

{}

{
  "type": "<string>",
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "instance": "<string>"
}

{
  "type": "<string>",
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "instance": "<string>"
}

{
  "type": "<string>",
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "instance": "<string>"
}