> 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/transactionid.md).

# TransactionId

The TransactionId model

| Field     | Type    | Description                                              |
| --------- | ------- | -------------------------------------------------------- |
| `PoolSeq` | ​`long` | Pool Sequence Number(Round Number)                       |
| `Index`   | `int`   | Index number(Transaction number of that particular block |