> ## Documentation Index
> Fetch the complete documentation index at: https://docs.lab4pay.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Explore webhook events

Stay informed by tracking webhook events within transactions.

| Webhook                                | Description                           |
| -------------------------------------- | ------------------------------------- |
| transaction.status\_updated            | Transaction status updated.           |
| transaction\_operation.status\_updated | Transaction operation status updated. |

### transaction.status\_updated

```json theme={null}
{
  "event_type": "transaction.status_updated",
  "pay_connect_id": "eda8c3ddc87447c9bce77c810ce57a51",
  "transaction_id": "05f21ccceaaa4555bf999e47124b2a7b",
  "client_transaction_id": "ref-49152",
  "terminal_id": "g5Hx9FsT",
  "status": "SUCCESS"
}
```

<Info>
  Available statuses: `INITIATED`, `IN_PROGRESS`, `SUCCESS`, `CANCELED`, `DECLINED`, `REVERTED`, `EXPIRED`, `FAILED`
</Info>

### transaction\_operation.status\_updated

```json theme={null}
{
  "event_type": "transaction_operation.status_updated",
  "pay_connect_id": "eda8c3ddc87447c9bce77c810ce57a51",
  "operation_id": "bab9af5984d54c1081f399993ae68339",
  "operation_type": "transaction.revert",
  "transaction_id": "05f21ccceaaa4555bf999e47124b2a7b",
  "terminal_id": "g5Hx9FsT",
  "status": "SUCCESS"
}
```

<Info>
  Available operation types: `transaction.revert`
</Info>

<Info>
  Available statuses: `INITIATED` , `IN_PROGRESS` ,`SUCCESS`, `EXPIRED`, `FAILED`
</Info>