> ## 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.

```json theme={null}
[
  {
	"id": "0a8c2a1ce09e48969a0f9eb1ce2e165c",
 	"external_transaction_id": "76774499-809c-491c-a6c5-32a03f67c514",
  	"linked_transaction_id": null,
  	"client_transaction_id": null,
	"card_gateway_transaction_id": null,
  	"terminal_id": "RS5Pa9qv",
	"terminal_serial_number": "N860W383999",
  	"payment_method": "CARD",
  	"payment_option": "MASTERCARD",
  	"amount": 100,
  	"tip_amount": 0,
  	"total_amount": 100,
  	"refund_total_amount": 0,
  	"currency": "EUR",
  	"status": "SUCCESS",
	"timezone": "Europe/Ljubljana",
  	"tags": [
      "charge"
  	],
	"card_tid": "ABC123",
  	"card_number": "**** **** **** 1234",
    "crypto_amount": null,
    "crypto_payment_network": null,
  	"created_at": "2026-02-16T11:04:40Z",
  	"completed_at": "2026-02-16T11:04:56Z",
  	"canceled_at": null,
  	"reverted_at": null
  },
  ...
]
```

| Field                     | Type                       | Description                                                                      |
| ------------------------- | -------------------------- | -------------------------------------------------------------------------------- |
| id                        | string                     | Unique internal transaction ID                                                   |
| external\_transaction\_id | string                     | External transaction reference ID                                                |
| linked\_transaction\_id   | string \| null             | Unique internal transaction ID for linked transaction in case of refund          |
| client\_transaction\_id   | string \| null             | Pay-Connect client transaction reference ID                                      |
| terminal\_id              | string                     | Unique internal terminal ID                                                      |
| terminal\_serial\_number  | string \| null             | Pyhsical terminal serial number                                                  |
| payment\_method           | string                     | Payment method, e.g., CARD, MBILLS, VALU, GOCRYPTO, BTC\_GIFT\_CARD, TWINT       |
| payment\_option           | string \| null             | Payment option, e.g., VISA, MASTERCARD, BTC, USDT                                |
| amount                    | integer                    | The amount of the payment, in cents                                              |
| tip\_amount               | integer                    | The tip amount of the payment, in cents                                          |
| total\_amount             | integer                    | The total amount of the payment (amount + tip amount), in cents                  |
| refund\_total\_amount     | integer                    | The total amount of refunded transaction, in cents                               |
| currency                  | string                     | Payment currency code (ISO 4217 alpha-3)                                         |
| status                    | string                     | Transaction status, e.g., SUCCESS, CANCELED, DECLINED, REVERTED, EXPIRED, FAILED |
| timezone                  | string                     | The timezone of transaction depends on point of sale location                    |
| tags                      | enum\<string>\[]           | The list of transaction tags, e.g., charge, refund, overpaid, underpaid          |
| card\_tid                 | string \| null             | Card TID, if payment method CARD initiated                                       |
| card\_number              | string \| null             | The masked card number of card transaction                                       |
| crypto\_amount            | float \| null              | Crypto amount                                                                    |
| crypto\_payment\_network  | string \| null             | Crypto payment network, e.g., ETHEREUM, TRON                                     |
| created\_at               | string\<date-time>         | Transaction created at datetime in ISO 8601 format                               |
| completed\_at             | string\<date-time>         | Transaction completed at datetime in ISO 8601 format                             |
| canceled\_at              | string\<date-time> \| null | Transaction canceled at datetime in ISO 8601 format                              |
| reverted\_at              | string\<date-time> \| null | Transaction reverted at datetime in ISO 8601 format                              |

<Note>
  All dates are in **ISO 8601** format and **UTC** timezone.
</Note>