# `Stripe.Params.Checkout.SessionUpdateParams.LineItems`
[🔗](https://github.com/jeffhuen/tiger_stripe/blob/main/lib/stripe/params/checkout/session_update_params.ex#L82)

Nested parameters.

# `t`

```elixir
@type t() :: %Stripe.Params.Checkout.SessionUpdateParams.LineItems{
  adjustable_quantity:
    Stripe.Params.Checkout.SessionUpdateParams.LineItems.AdjustableQuantity.t()
    | nil,
  id: String.t() | nil,
  metadata: map() | nil,
  price: String.t() | nil,
  price_data:
    Stripe.Params.Checkout.SessionUpdateParams.LineItems.PriceData.t() | nil,
  quantity: integer() | nil,
  tax_rates: map() | nil
}
```

* `adjustable_quantity` - When set, provides configuration for this item’s quantity to be adjusted by the customer during Checkout.
* `id` - ID of an existing line item. Max length: 5000.
* `metadata` - Set of [key-value pairs](https://docs.stripe.com/api/metadata) that you can attach to an object. This can be useful for storing additional information about the object in a structured format. Individual keys can be unset by posting an empty value to them. All keys can be unset by posting an empty value to `metadata`.
* `price` - The ID of the [Price](https://docs.stripe.com/api/prices). One of `price` or `price_data` is required when creating a new line item. Max length: 5000.
* `price_data` - Data used to generate a new [Price](https://docs.stripe.com/api/prices) object inline. One of `price` or `price_data` is required when creating a new line item.
* `quantity` - The quantity of the line item being purchased. Quantity should not be defined when `recurring.usage_type=metered`.
* `tax_rates` - The [tax rates](https://docs.stripe.com/api/tax_rates) which apply to this line item.

---

*Consult [api-reference.md](api-reference.md) for complete listing*