curl --request POST \
  --url https://api.paubox.com/v1/marketing/subscriptions \
  --header 'Content-Type: application/json' \
  --header 'authorization: <api-key>' \
  --data '
{
  "subscription": {
    "subscription_list_id": "123e4567-e89b-12d3-a456-426614174000",
    "subscriber_id": 4821
  }
}
'

import requests

url = "https://api.paubox.com/v1/marketing/subscriptions"

payload = { "subscription": {
        "subscription_list_id": "123e4567-e89b-12d3-a456-426614174000",
        "subscriber_id": 4821
    } }
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({
    subscription: {
      subscription_list_id: '123e4567-e89b-12d3-a456-426614174000',
      subscriber_id: 4821
    }
  })
};

fetch('https://api.paubox.com/v1/marketing/subscriptions', 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.paubox.com/v1/marketing/subscriptions",
  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([
    'subscription' => [
        'subscription_list_id' => '123e4567-e89b-12d3-a456-426614174000',
        'subscriber_id' => 4821
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "authorization: <api-key>"
  ],
]);

$response = curl_exec($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.paubox.com/v1/marketing/subscriptions"

	payload := strings.NewReader("{\n  \"subscription\": {\n    \"subscription_list_id\": \"123e4567-e89b-12d3-a456-426614174000\",\n    \"subscriber_id\": 4821\n  }\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.paubox.com/v1/marketing/subscriptions")
  .header("authorization", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"subscription\": {\n    \"subscription_list_id\": \"123e4567-e89b-12d3-a456-426614174000\",\n    \"subscriber_id\": 4821\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.paubox.com/v1/marketing/subscriptions")

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  \"subscription\": {\n    \"subscription_list_id\": \"123e4567-e89b-12d3-a456-426614174000\",\n    \"subscriber_id\": 4821\n  }\n}"

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

{
  "data": {
    "id": 123,
    "uuid": "<string>",
    "subscription_list_id": "<string>",
    "dynamic_list_id": 123,
    "subscriber_id": 123,
    "unsubscribed_at": "2023-11-07T05:31:56Z",
    "delete_at": "2023-11-07T05:31:56Z",
    "created_at": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z"
  },
  "errors": [
    "<string>"
  ]
}

{
  "error": "<string>",
  "code": "<string>",
  "details": {}
}

{
  "error": "<string>",
  "code": "<string>",
  "details": {}
}