curl --request GET \
  --url https://gw-staging.delivered.co.kr/global-ship/open-api/v1/shipments/{masterNumber}/label \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://gw-staging.delivered.co.kr/global-ship/open-api/v1/shipments/{masterNumber}/label"

headers = {"Authorization": "Bearer <token>"}

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

print(response.text)

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://gw-staging.delivered.co.kr/global-ship/open-api/v1/shipments/{masterNumber}/label', 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://gw-staging.delivered.co.kr/global-ship/open-api/v1/shipments/{masterNumber}/label",
  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: Bearer <token>"
  ],
]);

$response = curl_exec($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://gw-staging.delivered.co.kr/global-ship/open-api/v1/shipments/{masterNumber}/label"

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

	req.Header.Add("Authorization", "Bearer <token>")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://gw-staging.delivered.co.kr/global-ship/open-api/v1/shipments/{masterNumber}/label")
  .header("Authorization", "Bearer <token>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://gw-staging.delivered.co.kr/global-ship/open-api/v1/shipments/{masterNumber}/label")

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

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

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

"<string>"

{
  "httpStatus": 401,
  "message": "인증에 실패했습니다. 인증 정보가 없거나 위변조·만료되었습니다.",
  "errorCode": "AUTHENTICATION_FAILED"
}

{
  "httpStatus": 403,
  "message": "다른 고객사의 배송 건입니다.",
  "errorCode": "SHIPMENT_ACCESS_DENIED"
}

{
  "httpStatus": 404,
  "message": "존재하지 않는 DK 입고 송장번호입니다.",
  "errorCode": "SHIPMENT_NOT_FOUND",
  "masterNumbers": [
    "D04510082600099"
  ]
}

{
  "httpStatus": 500,
  "message": "라벨 발행에 실패했습니다.",
  "errorCode": "DK_LABEL_CREATION_FAILED"
}