Protected ReadonlyargsOptionalmethodArgs: {Checks if an Order exists for a given id. Returns a 200 OK status if successful.
A [ResourceNotFound](ctp:api:type:ResourceNotFoundError) error is returned in the following scenarios:
- If no Order exists for the given `id`.
- If the Order exists but does not have either a `customerId` that matches the [customer:{id}](/scopes#composable-commerce-oauth) scope, or an `anonymousId` that matches the [anonymous_id:{id}](/scopes#composable-commerce-oauth) scope.
OptionalmethodArgs: { headers?: { [key: string]: string | string[] } }
Returns an Order for a given
id. Returns a200 OKstatus if successful.