> **Experimental**
>
> `@aws-cdk/aws-iot-actions-alpha` is an [**experimental**](/stability) (alpha) package: its API may change in any release, without a major version bump.
# HttpActionSigV4Auth

- Stability: [Experimental](/cdk/api/stability.html)
- Source: [`lib/https-action.ts`](https://github.com/aws/aws-cdk/blob/v2.275.0-alpha.0/packages/@aws-cdk/aws-iot-actions-alpha/lib/https-action.ts#L8)

## Example

```ts
const topicRule = new iot.TopicRule(this, 'TopicRule', {
  sql: iot.IotSql.fromStringAsVer20160323(
    "SELECT topic(2) as device_id, year, month, day FROM 'device/+/data'",
  ),
});

topicRule.addAction(
  new actions.HttpsAction('https://example.com/endpoint', {
    confirmationUrl: 'https://example.com',
    headers: [
      { key: 'key0', value: 'value0' },
      { key: 'key1', value: 'value1' },
    ],
    auth: { serviceName: 'serviceName', signingRegion: 'us-east-1' },
  }),
);
```

## Properties

- `serviceName`: string (required) — The service name.

- `signingRegion`: string (required) — The signing region.