Parameters
| Name | Description |
|---|---|
| orderId | The order ID for an existing order (optional) |
| clientSecret | The client secret for authentication (optional) |
| lineItems | Line items configuration - NOT YET IMPLEMENTED |
| payment | Payment configuration (crypto/fiat options) |
| recipient | Recipient configuration - NOT YET IMPLEMENTED |
| apiKey | API key for authentication (optional) |
| appearance | UI appearance customization |
| environment | Target environment (default: STAGING) |
| modifier | Compose modifier for the checkout container |

