curl -X GET "https://api.fitsociety.io/public/v1/finance/invoices/{invoiceId}" \
  -H "Authorization: Bearer <access_token>"

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

fetch('https://api.fitsociety.io/public/v1/finance/invoices/{invoiceId}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.fitsociety.io/public/v1/finance/invoices/{invoiceId}"

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

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

print(response.text)

{
  "data": {
    "invoice": {
      "invoiceId": "<string>",
      "invoiceNumber": "<string>",
      "invoiceType": "<string>",
      "status": "<string>",
      "paymentStatus": "<string>",
      "totalPrice": 123,
      "totalVat": 123,
      "currency": "<string>",
      "issueDate": "<string>",
      "dueDate": "<string>",
      "paymentMethod": "<string>",
      "title": "<string>",
      "client": {
        "clientId": "<string>",
        "name": "<string>"
      },
      "subscriptionId": "<string>",
      "clientProductId": "<string>",
      "paymentTransactionId": "<string>",
      "pdfAvailable": true,
      "source": "<string>",
      "createdAt": "2023-11-07T05:31:56Z",
      "updatedAt": "2023-11-07T05:31:56Z",
      "items": [
        {
          "name": "<string>",
          "price": 123,
          "quantity": 123,
          "totalPrice": 123,
          "vat": 123,
          "adjustmentType": "<string>",
          "billingPeriodStart": "<string>",
          "billingPeriodEnd": "<string>"
        }
      ]
    }
  },
  "meta": {
    "requestId": "4f849d7d-f4f1-45cc-b4b7-3984a3d17f83",
    "rateLimit": {
      "limit": 10,
      "remaining": 9,
      "resetSeconds": 1,
      "retryAfterSeconds": 1
    }
  }
}