# PreRollAdDecisionServerConfigurationProperty

The configuration for the request to the pre-roll Ad Decision Server.

- Source: Generated code
- Type last changed: v2.268.0 · 2 Sep 2026

## Example

```ts
// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import { aws_mediatailor as mediatailor } from 'aws-cdk-lib';
const preRollAdDecisionServerConfigurationProperty: mediatailor.CfnPlaybackConfiguration.PreRollAdDecisionServerConfigurationProperty = {
  vastResponse: {
    adSequencingMode: 'adSequencingMode',
  },
};
```

## Properties

- `vastResponse`: [IResolvable](/cdk/api/v2/docs/aws-cdk-lib.IResolvable.html) | [CfnPlaybackConfiguration.PreRollVastResponseProperty](/cdk/api/v2/docs/aws-cdk-lib.aws_mediatailor.CfnPlaybackConfiguration.PreRollVastResponseProperty.html) — The configuration for how MediaTailor processes the VAST response returned by the pre-roll Ad Decision Server.