curl --request GET \
  --url https://api.example.com/api/v1/workspaces/{workspace_id}/billing/payment-info \
  --header 'X-API-Key: <api-key>'

{
  "invoices": [
    {
      "amount_paid": 123,
      "currency": "<string>",
      "date": "2023-11-07T05:31:56Z",
      "hosted_invoice_url": "<string>",
      "id": "<string>",
      "invoice_pdf": "<string>",
      "status": "<string>"
    }
  ],
  "payment_method": {
    "brand": "<string>",
    "exp_month": 123,
    "exp_year": 123,
    "last4": "<string>"
  }
}