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

# Exchange & Fiat Account Webhooks

<Warning>
  **Deprecation notice**

  Webhooks v1 will be deprecated on **June 15th, 2026**. Please use the Developer Center in the Fireblocks Console to upgrade to Webhooks V2, which offers improved reliability, performance, and observability. For upgrade steps and event mapping, see the [Webhooks v2 Migration Guide](/reference/webhook-v2-migration-guide).
</Warning>

This page describes all events relating to exchange and fiat accounts that produce webhook notifications, and their associated data objects.

The `type` parameter is automatically set to the description name for the data objects below.

## Exchange account added

Notification is sent when an exchange account is added.

**Webhook data**

| Parameter | Type                                    | Description                            |
| --------- | --------------------------------------- | -------------------------------------- |
| type      | string                                  | EXCHANGE\_ACCOUNT\_ADDED               |
| tenantId  | string                                  | Unique ID of your Fireblocks workspace |
| timestamp | number                                  | Timestamp in milliseconds              |
| data      | [ThirdPartyWebhook](#thirdpartywebhook) | Exchange accounts details              |

## Fiat account added

Notification is sent when a fiat account is added.

**Webhook data**

| Parameter | Type                                    | Description                            |
| --------- | --------------------------------------- | -------------------------------------- |
| type      | string                                  | FIAT\_ACCOUNT\_ADDED                   |
| tenantId  | string                                  | Unique ID of your Fireblocks workspace |
| timestamp | number                                  | Timestamp in milliseconds              |
| data      | [ThirdPartyWebhook](#thirdpartywebhook) | Fiat account details                   |

***

### ThirdPartyWebhook

| Parameter | Type   | Description                                                  |
| --------- | ------ | ------------------------------------------------------------ |
| id        | string | The ID of the third-party account on the Fireblocks platform |
| subType   | string | The subtype of the third party, ie. exchange or fiat name    |
| name      | string | Account name                                                 |