curl --request GET \
  --url https://api.myrouter.example/api/v1/billing/balance-transactions \
  --header 'Authorization: Bearer <token>'

{
  "data": [
    {
      "id": "<string>",
      "amount": {
        "value": "<string>",
        "currency": "<string>"
      },
      "balance_after": {
        "value": "<string>",
        "currency": "<string>"
      },
      "created_at": "2023-11-07T05:31:56Z",
      "description": "<string>",
      "related_generation_id": "<string>",
      "related_checkout_session_id": "<string>",
      "invoice_id": "<string>"
    }
  ],
  "request_id": "<string>"
}