curl --request GET \
  --url https://api.sandbox.z2pay.com/v1/invoices/{id} \
  --header 'x-api-key: <api-key>'

const options = {method: 'GET', headers: {'x-api-key': '<api-key>'}};

fetch('https://api.sandbox.z2pay.com/v1/invoices/{id}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.sandbox.z2pay.com/v1/invoices/{id}"

headers = {"x-api-key": "<api-key>"}

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

print(response.text)

{
  "id": "inv_c3qahi4qnkc258lfc14gplupt",
  "number": {
    "year": 2025,
    "sequence": 128
  },
  "customerId": "cust_c72q6ogr9iko0we85mqal04te",
  "customerEmail": "maria.silva@example.com",
  "customerName": "Maria Silva",
  "customerDocument": "12345678909",
  "currency": "BRL",
  "subscriptionId": "sub_hsm2kigu74htdxj3nw2z6f9xw",
  "kind": "recurring",
  "billingGroupId": null,
  "status": "open",
  "periodStart": "2025-07-01T03:00:00.000Z",
  "periodEnd": "2025-08-01T03:00:00.000Z",
  "chargeAt": "2025-07-01T03:00:00.000Z",
  "dueAt": "2025-07-03T03:00:00.000Z",
  "issuedAt": "2025-07-01T03:00:00.000Z",
  "paidAt": null,
  "canceledAt": null,
  "subtotal": 9990,
  "taxTotal": 0,
  "total": 9990,
  "amountPaid": 0,
  "amountRemaining": 9990,
  "amountRefunded": 0,
  "taxLines": [],
  "adjustments": [],
  "collectionMethod": "charge_automatically",
  "installments": 1,
  "splitConfig": null,
  "paidWithPaymentMethodRef": null,
  "metadata": {},
  "publicAccessToken": "itk_qv8n3pk2wsd7ryf5htzc9x4bm",
  "allowedPaymentMethods": [
    "pix",
    "boleto"
  ],
  "installmentsConfig": null,
  "items": [
    {
      "id": "line_moc9ac1hhm3knowcx09ontk0x",
      "invoiceId": "inv_wkiu3z9t8e97or7aygbiyxah9",
      "subscriptionId": "sub_e3ga045sifx4s5yj3gaadlap8",
      "subscriptionItemId": "subi_wq3n8fk52hbdzr7m0aeypvcjt",
      "priceVersionId": "price_l1r8693wk6ksbd9044bwvwu93",
      "type": "subscription",
      "description": "Plano Pro — mensal",
      "quantity": 1,
      "unitAmount": 18990,
      "amount": 18990,
      "periodStart": "2026-08-10T00:00:00.000Z",
      "periodEnd": "2026-09-10T00:00:00.000Z",
      "createdAt": "2026-08-05T09:00:00.000Z"
    }
  ],
  "createdAt": "2025-07-01T03:00:00.000Z",
  "updatedAt": "2025-07-01T03:00:00.000Z"
}

{
  "error": {
    "code": "UNAUTHORIZED",
    "message": "Invalid API key"
  }
}

{
  "error": {
    "code": "NOT_FOUND",
    "message": "Invoice not found"
  }
}