> For the complete documentation index, see [llms.txt](https://centr.gitbook.io/netcs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://centr.gitbook.io/netcs/api/basic-types/extrafee.md).

# ExtraFee

The ExtraFee Model

| Field           | Type                                                     | Description                |
| --------------- | -------------------------------------------------------- | -------------------------- |
| `Sum`           | [amount](/netcs/api/basic-types/amount.md)               | Total Sum of Extra Fee     |
| `Comment`       | `string`                                                 | Comment                    |
| `TransactionId` | [TransactionId](/netcs/api/basic-types/transactionid.md) | TransactionId of Extra Fee |