curl --request POST \
  --url https://auth.preprod.alignet.io/token \
  --header 'ALG-API-VERSION: <alg-api-version>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "action": "authorize",
  "grant_type": "client_credentials",
  "audience": "https://api.preprod.alignet.io/",
  "client_id": "your_client_id",
  "client_secret": "your_client_secret",
  "scope": "create:token post:charges get:charges delete:charges"
}
'

import requests

url = "https://auth.preprod.alignet.io/token"

payload = {
    "action": "authorize",
    "grant_type": "client_credentials",
    "audience": "https://api.preprod.alignet.io/",
    "client_id": "your_client_id",
    "client_secret": "your_client_secret",
    "scope": "create:token post:charges get:charges delete:charges"
}
headers = {
    "ALG-API-VERSION": "<alg-api-version>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'ALG-API-VERSION': '<alg-api-version>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    action: 'authorize',
    grant_type: 'client_credentials',
    audience: 'https://api.preprod.alignet.io/',
    client_id: 'your_client_id',
    client_secret: 'your_client_secret',
    scope: 'create:token post:charges get:charges delete:charges'
  })
};

fetch('https://auth.preprod.alignet.io/token', 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://auth.preprod.alignet.io/token",
  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([
    'action' => 'authorize',
    'grant_type' => 'client_credentials',
    'audience' => 'https://api.preprod.alignet.io/',
    'client_id' => 'your_client_id',
    'client_secret' => 'your_client_secret',
    'scope' => 'create:token post:charges get:charges delete:charges'
  ]),
  CURLOPT_HTTPHEADER => [
    "ALG-API-VERSION: <alg-api-version>",
    "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://auth.preprod.alignet.io/token"

	payload := strings.NewReader("{\n  \"action\": \"authorize\",\n  \"grant_type\": \"client_credentials\",\n  \"audience\": \"https://api.preprod.alignet.io/\",\n  \"client_id\": \"your_client_id\",\n  \"client_secret\": \"your_client_secret\",\n  \"scope\": \"create:token post:charges get:charges delete:charges\"\n}")

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

	req.Header.Add("ALG-API-VERSION", "<alg-api-version>")
	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://auth.preprod.alignet.io/token")
  .header("ALG-API-VERSION", "<alg-api-version>")
  .header("Content-Type", "application/json")
  .body("{\n  \"action\": \"authorize\",\n  \"grant_type\": \"client_credentials\",\n  \"audience\": \"https://api.preprod.alignet.io/\",\n  \"client_id\": \"your_client_id\",\n  \"client_secret\": \"your_client_secret\",\n  \"scope\": \"create:token post:charges get:charges delete:charges\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://auth.preprod.alignet.io/token")

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

request = Net::HTTP::Post.new(url)
request["ALG-API-VERSION"] = '<alg-api-version>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"action\": \"authorize\",\n  \"grant_type\": \"client_credentials\",\n  \"audience\": \"https://api.preprod.alignet.io/\",\n  \"client_id\": \"your_client_id\",\n  \"client_secret\": \"your_client_secret\",\n  \"scope\": \"create:token post:charges get:charges delete:charges\"\n}"

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

{
  "action": "authorize",
  "success": true,
  "access_token": "eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiJ9...",
  "scope": "create:token api-test:create:token",
  "expires_in": 8600,
  "token_type": "Bearer",
  "authorization": {
    "meta": {
      "status": {
        "code": "00",
        "message_ilgn": [
          {
            "locale": "es_PE",
            "value": "Access Token creado"
          }
        ]
      }
    }
  }
}