curl --request GET \
  --url https://sandbox.4seletpay.com.br/api/v1/subscriptions/{subscription_code}/items \
  --header 'Authorization: Bearer <token>' \
  --header 'account: <account>'

import requests

url = "https://sandbox.4seletpay.com.br/api/v1/subscriptions/{subscription_code}/items"

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

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

print(response.text)

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

fetch('https://sandbox.4seletpay.com.br/api/v1/subscriptions/{subscription_code}/items', 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://sandbox.4seletpay.com.br/api/v1/subscriptions/{subscription_code}/items",
  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>",
    "account: <account>"
  ],
]);

$response = curl_exec($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://sandbox.4seletpay.com.br/api/v1/subscriptions/{subscription_code}/items"

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

	req.Header.Add("account", "<account>")
	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://sandbox.4seletpay.com.br/api/v1/subscriptions/{subscription_code}/items")
  .header("account", "<account>")
  .header("Authorization", "Bearer <token>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://sandbox.4seletpay.com.br/api/v1/subscriptions/{subscription_code}/items")

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

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

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

{
  "data": [
    {
      "code": "plano_premium",
      "amount": 9990,
      "quantity": 1,
      "description": "Acesso Premium Mensal"
    }
  ]
}

{
  "mensagem": "Unauthenticated.",
  "erro": true,
  "mensagenserro": [],
  "codigoretorno": 401,
  "id": "00000000-0000-0000-0000-000000000000",
  "data": []
}

{
  "mensagem": "Um erro inesperado acabou de acontecer.",
  "erro": true,
  "mensagenserro": [
    "Assinatura não encontrada ou não pertence à conta informada."
  ],
  "codigoretorno": 404,
  "id": "00000000-0000-0000-0000-000000000000",
  "data": []
}