curl --request GET \
  --url https://prod-api.raisedonors.com/api/Segment/exists \
  --header 'Authorization: <api-key>'

const options = {method: 'GET', headers: {Authorization: '<api-key>'}};

fetch('https://prod-api.raisedonors.com/api/Segment/exists', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://prod-api.raisedonors.com/api/Segment/exists"

headers = {"Authorization": "<api-key>"}

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

print(response.text)

using RestSharp;


var options = new RestClientOptions("https://prod-api.raisedonors.com/api/Segment/exists");
var client = new RestClient(options);
var request = new RestRequest("");
request.AddHeader("Authorization", "<api-key>");
var response = await client.GetAsync(request);

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

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://prod-api.raisedonors.com/api/Segment/exists",
  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: <api-key>"
  ],
]);

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

curl_close($curl);

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

HttpResponse<String> response = Unirest.get("https://prod-api.raisedonors.com/api/Segment/exists")
  .header("Authorization", "<api-key>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://prod-api.raisedonors.com/api/Segment/exists")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Get.new(url)
request["Authorization"] = '<api-key>'

response = http.request(request)
puts response.read_body

const url = 'https://prod-api.raisedonors.com/api/Segment/exists';
const options = {method: 'GET', headers: {Authorization: '<api-key>'}};

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

true

{
  "type": "https://tools.ietf.org/html/rfc7231#section-6.5.1",
  "title": "One or more validation errors occurred.",
  "status": 400,
  "errors": {
    "take": [
      "take must be between 1 and 1000."
    ]
  },
  "instance": "/api/Segment/exists"
}

{
  "type": "https://tools.ietf.org/html/rfc7235#section-3.1",
  "title": "Unauthorized",
  "status": 401,
  "detail": "The Authorization header is missing, malformed, or carries a token that is expired or revoked.",
  "instance": "/api/Segment/exists"
}