curl --request POST \
  --url https://nxt-ulm-pdt.m1amdocs.io/oidc/device/approve \
  --cookie JSESSIONID=

import requests

url = "https://nxt-ulm-pdt.m1amdocs.io/oidc/device/approve"

headers = {"cookie": "JSESSIONID="}

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

print(response.text)

const options = {method: 'POST', headers: {cookie: 'JSESSIONID='}};

fetch('https://nxt-ulm-pdt.m1amdocs.io/oidc/device/approve', 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://nxt-ulm-pdt.m1amdocs.io/oidc/device/approve",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_COOKIE => "JSESSIONID=",
]);

$response = curl_exec($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://nxt-ulm-pdt.m1amdocs.io/oidc/device/approve"

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

	req.Header.Add("cookie", "JSESSIONID=")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://nxt-ulm-pdt.m1amdocs.io/oidc/device/approve")
  .header("cookie", "JSESSIONID=")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://nxt-ulm-pdt.m1amdocs.io/oidc/device/approve")

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

request = Net::HTTP::Post.new(url)
request["cookie"] = 'JSESSIONID='

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

{
  "deviceCode": {
    "deviceCode": "<string>",
    "userCode": "<string>",
    "expiration": "<string>",
    "clientId": "<string>",
    "approved": true,
    "scope": [
      "<string>"
    ],
    "requestParameters": {}
  },
  "client": {
    "id": "<string>",
    "name": "<string>",
    "description": "<string>",
    "isDynamicallyRegistered": true,
    "homeURI": "<string>",
    "logoURI": "<string>",
    "policyURI": "<string>",
    "tosURI": "<string>",
    "subjectType": "<string>",
    "provisionedScopes": [
      "<string>"
    ],
    "contacts": [
      "<string>"
    ],
    "registeredAt": "<string>"
  },
  "status": "APPROVED",
  "requestedScopes": [
    {
      "id": 123,
      "value": "<string>",
      "description": "<string>",
      "icon": "<string>",
      "defaultScope": false,
      "restricted": false,
      "structured": false,
      "structuredParamDescription": "<string>",
      "structuredValue": "<string>"
    }
  ]
}

{
  "operationErrors": [
    null
  ]
}