curl --request POST \
  --url https://api.extole.io/v2/promotion-links \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "code": "code",
  "content": {
    "content_id": "content_id",
    "description": "description",
    "image_url": "image_url",
    "title": "title",
    "url": "url"
  },
  "data": {
    "data_key": "data_key"
  },
  "description": "description",
  "key": "key",
  "label": "label",
  "program_url": "program_url"
}
'

import requests

url = "https://api.extole.io/v2/promotion-links"

payload = {
    "code": "code",
    "content": {
        "content_id": "content_id",
        "description": "description",
        "image_url": "image_url",
        "title": "title",
        "url": "url"
    },
    "data": { "data_key": "data_key" },
    "description": "description",
    "key": "key",
    "label": "label",
    "program_url": "program_url"
}
headers = {
    "Authorization": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    code: 'code',
    content: {
      content_id: 'content_id',
      description: 'description',
      image_url: 'image_url',
      title: 'title',
      url: 'url'
    },
    data: {data_key: 'data_key'},
    description: 'description',
    key: 'key',
    label: 'label',
    program_url: 'program_url'
  })
};

fetch('https://api.extole.io/v2/promotion-links', 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://api.extole.io/v2/promotion-links",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'code' => 'code',
    'content' => [
        'content_id' => 'content_id',
        'description' => 'description',
        'image_url' => 'image_url',
        'title' => 'title',
        'url' => 'url'
    ],
    'data' => [
        'data_key' => 'data_key'
    ],
    'description' => 'description',
    'key' => 'key',
    'label' => 'label',
    'program_url' => 'program_url'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: <api-key>",
    "Content-Type: application/json"
  ],
]);

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

curl_close($curl);

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

package main

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

func main() {

	url := "https://api.extole.io/v2/promotion-links"

	payload := strings.NewReader("{\n  \"code\": \"code\",\n  \"content\": {\n    \"content_id\": \"content_id\",\n    \"description\": \"description\",\n    \"image_url\": \"image_url\",\n    \"title\": \"title\",\n    \"url\": \"url\"\n  },\n  \"data\": {\n    \"data_key\": \"data_key\"\n  },\n  \"description\": \"description\",\n  \"key\": \"key\",\n  \"label\": \"label\",\n  \"program_url\": \"program_url\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.extole.io/v2/promotion-links")
  .header("Authorization", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"code\": \"code\",\n  \"content\": {\n    \"content_id\": \"content_id\",\n    \"description\": \"description\",\n    \"image_url\": \"image_url\",\n    \"title\": \"title\",\n    \"url\": \"url\"\n  },\n  \"data\": {\n    \"data_key\": \"data_key\"\n  },\n  \"description\": \"description\",\n  \"key\": \"key\",\n  \"label\": \"label\",\n  \"program_url\": \"program_url\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.extole.io/v2/promotion-links")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"code\": \"code\",\n  \"content\": {\n    \"content_id\": \"content_id\",\n    \"description\": \"description\",\n    \"image_url\": \"image_url\",\n    \"title\": \"title\",\n    \"url\": \"url\"\n  },\n  \"data\": {\n    \"data_key\": \"data_key\"\n  },\n  \"description\": \"description\",\n  \"key\": \"key\",\n  \"label\": \"label\",\n  \"program_url\": \"program_url\"\n}"

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