# Update a specific Webhook.

**POST /v1/Services/{ChatServiceSid}/Configuration/Webhooks**

Update a specific Webhook.
A service webhook configuration resource manages a service-level set of callback URLs and their configuration for receiving all the corresponding service events.

## Servers
- https://conversations.twilio.com: https://conversations.twilio.com ()


## Authentication methods
- Account sid auth token


## Parameters

### Path parameters
- **ChatServiceSid** (string)
  The unique ID of the [Conversation Service](https://www.twilio.com/docs/conversations/api/service-resource) this conversation belongs to.


### Body: application/x-www-form-urlencoded (object)

- **PreWebhookUrl** (string(uri))
  The absolute url the pre-event webhook request should be sent to.
- **PostWebhookUrl** (string(uri))
  The absolute url the post-event webhook request should be sent to.
- **Filters** (array[string])
  The list of events that your configured webhook targets will receive. Events not configured here will not fire. Possible values are `onParticipantAdd`, `onParticipantAdded`, `onDeliveryUpdated`, `onConversationUpdated`, `onConversationRemove`, `onParticipantRemove`, `onConversationUpdate`, `onMessageAdd`, `onMessageRemoved`, `onParticipantUpdated`, `onConversationAdded`, `onMessageAdded`, `onConversationAdd`, `onConversationRemoved`, `onParticipantUpdate`, `onMessageRemove`, `onMessageUpdated`, `onParticipantRemoved`, `onMessageUpdate` or `onConversationStateUpdated`.
- **Method** (string)
  The HTTP method to be used when sending a webhook request. One of `GET` or `POST`.


## Responses
### 200
OK
#### Headers
- **Access-Control-Allow-Origin** (string)
  Specify the origin(s) allowed to access the resource
- **Access-Control-Allow-Methods** (string)
  Specify the HTTP methods allowed when accessing the resource
- **Access-Control-Allow-Headers** (string)
  Specify the headers allowed when accessing the resource
- **Access-Control-Allow-Credentials** (boolean)
  Indicates whether the browser should include credentials
- **Access-Control-Expose-Headers** (string)
  Headers exposed to the client

#### Body: application/json (object)
- **account_sid** (string | null)
  The unique ID of the [Account](https://www.twilio.com/docs/iam/api/account) responsible for this service.
- **chat_service_sid** (string | null)
  The unique ID of the [Conversation Service](https://www.twilio.com/docs/conversations/api/service-resource) this conversation belongs to.
- **pre_webhook_url** (string(uri) | null)
  The absolute url the pre-event webhook request should be sent to.
- **post_webhook_url** (string(uri) | null)
  The absolute url the post-event webhook request should be sent to.
- **filters** (array[string] | null)
  The list of events that your configured webhook targets will receive. Events not configured here will not fire. Possible values are `onParticipantAdd`, `onParticipantAdded`, `onDeliveryUpdated`, `onConversationUpdated`, `onConversationRemove`, `onParticipantRemove`, `onConversationUpdate`, `onMessageAdd`, `onMessageRemoved`, `onParticipantUpdated`, `onConversationAdded`, `onMessageAdded`, `onConversationAdd`, `onConversationRemoved`, `onParticipantUpdate`, `onMessageRemove`, `onMessageUpdated`, `onParticipantRemoved`, `onMessageUpdate` or `onConversationStateUpdated`.
- **method** (string)
  The HTTP method to be used when sending a webhook request. One of `GET` or `POST`.
- **url** (string(uri) | null)
  An absolute API resource URL for this webhook.


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