Listar códigos de desconto

{
  "object": "list",
  "data": [
    {
      "id": "dcode_McarahwchH6aQe87",
      "object": "discount_code",
      "code": "BLACK20",
      "created_at": "2026-05-21T12:00:00Z",
      "customer": null,
      "discount": "disc_VBhFzFtG2bT71nTy",
      "expires_at": null,
      "first_time_transaction": false,
      "is_active": true,
      "livemode": true,
      "max_redemptions": 500,
      "max_redemptions_per_customer": null,
      "metadata": {},
      "minimum_amount": 10000,
      "minimum_amount_currency": "brl",
      "redemptions_count": 0,
      "updated_at": null,
      "valid": true
    }
  ],
  "has_more": false,
  "url": "/v1/discount-codes"
}

{
  "error": {
    "code": "invalid_request",
    "message": "limit must be between 1 and 100.",
    "param": "limit",
    "type": "invalid_request_error"
  }
}

{
  "error": {
    "code": "authentication_failed",
    "message": "Invalid API key provided.",
    "type": "authentication_error"
  }
}