curl --request GET \
  --url https://api.billing.v2.portao3.com.br/realms/{realmId}/organizations/{organizationId}/invoices/{invoiceId}/statements

import requests

url = "https://api.billing.v2.portao3.com.br/realms/{realmId}/organizations/{organizationId}/invoices/{invoiceId}/statements"

response = requests.get(url)

print(response.text)

const options = {method: 'GET'};

fetch('https://api.billing.v2.portao3.com.br/realms/{realmId}/organizations/{organizationId}/invoices/{invoiceId}/statements', 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.billing.v2.portao3.com.br/realms/{realmId}/organizations/{organizationId}/invoices/{invoiceId}/statements",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
]);

$response = curl_exec($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://api.billing.v2.portao3.com.br/realms/{realmId}/organizations/{organizationId}/invoices/{invoiceId}/statements"

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

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://api.billing.v2.portao3.com.br/realms/{realmId}/organizations/{organizationId}/invoices/{invoiceId}/statements")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.billing.v2.portao3.com.br/realms/{realmId}/organizations/{organizationId}/invoices/{invoiceId}/statements")

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

request = Net::HTTP::Get.new(url)

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

{
  "items": [
    {
      "id": "9d4e1f6a-3b2c-4a5d-8e7f-1a2b3c4d5e6f",
      "realm": "f495ff0c-ab54-4f99-8e92-ca8682e4de9b",
      "organization": "c4bd3f21-dfbd-44e8-8055-68ba15bed410",
      "invoice": "0b7c2a44-6f1e-4d3b-9a8e-5c2f1d0e9b7a",
      "identifier": "BANK_SLIP_CREATED",
      "description": "Boleto da fatura de outubro",
      "billingAmount": 15000,
      "originalAmount": 15000,
      "financialImpactType": "CREDIT",
      "status": "DONE",
      "effectiveAt": "2026-10-01T09:00:00.000Z",
      "createdBy": "5f0c2b1e-8a3d-4e6f-9b7c-2d1a0e9f8c7b",
      "updatedBy": "5f0c2b1e-8a3d-4e6f-9b7c-2d1a0e9f8c7b",
      "createdAt": "2026-10-01T09:00:00.000Z",
      "updatedAt": "2026-10-08T14:32:11.000Z",
      "paymentData": {
        "pix": {
          "emv": "00020101021226870014br.gov.bcb.pix2565qrcode.exemplo.com.br/pix/v2/9d4e1f6a5204000053039865406150.005802BR5913EMPRESA EXEMPLO6009SAO PAULO62070503***6304ABCD",
          "dueAt": "2026-10-10T23:59:59.000Z"
        },
        "bankSlip": {
          "digitableLine": "34191790010104351004791020150008291070026000",
          "barcode": "34192910700260001790001043510047902015000829",
          "dueAt": "2026-10-10T23:59:59.000Z",
          "expiresAt": "2026-11-09T23:59:59.000Z"
        },
        "pixInitiation": {
          "paymentUrl": "https://pix.example.com/authorize/9d4e1f6a",
          "scheduledTo": "2026-10-10T12:00:00.000Z"
        }
      },
      "external": {
        "b3BankSlip": "6711b4c0d8e1a30012b7c9f2",
        "b3Pix": "6711b4c0d8e1a30012b7c9f3",
        "b3PixBillingInitiationRequest": "6711b4c0d8e1a30012b7c9f4",
        "b3PixBillingInitiationRequestItem": "6711b4c0d8e1a30012b7c9f5"
      },
      "error": {
        "code": "PAYMENT_REJECTED",
        "detail": "Saldo insuficiente na conta do pagador.",
        "description": "O pagamento foi recusado pela instituição do pagador."
      }
    }
  ],
  "next": "NjcxMWI0YzBkOGUxYTMwMDEyYjdjOWYy"
}

{
  "traceId": "1-68ee2a1b-3c4d5e6f7a8b9c0d1e2f3a4b",
  "code": "INSUFFICIENT_PERMISSIONS",
  "origin": "BILLING",
  "message": "insufficient permissions"
}

{
  "traceId": "1-68ee2a1b-3c4d5e6f7a8b9c0d1e2f3a4b",
  "code": "INVOICE_NOT_FOUND",
  "origin": "BILLING",
  "message": "invoice not found"
}

{
  "traceId": "1-68ee2a1b-3c4d5e6f7a8b9c0d1e2f3a4b",
  "code": "BAD_REQUEST",
  "origin": "BILLING",
  "message": "Bad Request: Your request is invalid or incomplete. Please make sure you are requesting with the right fields.",
  "fields": [
    {
      "field": "limit",
      "message": "Too big: expected number to be <=100",
      "code": "LIMIT_MAX"
    }
  ]
}