# Amazon Data Firehose events
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Firehose sends service events to EventBridge via AWS CloudTrail.

## Firehose events delivered via AWS CloudTrail
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AWS CloudTrail sends events originating from Firehose to EventBridge. AWS services deliver events to CloudTrail on a [best effort](event-delivery-level.md) basis. For more information, see [AWS service events delivered via AWS CloudTrail](https://docs.aws.amazon.com/eventbridge/latest/userguide/eb-service-event-cloudtrail.html) in the *Amazon EventBridge User Guide*.

To match events from this service delivered by AWS CloudTrail, create an event pattern that matches against the following event attributes:
+ `source`: aws.firehose
+ `eventSource`: firehose.amazonaws.com

```
{
  "source": ["aws.firehose"],
  "detail-type": ["AWS API Call via CloudTrail"],
  "detail": {
    "eventSource": ["firehose.amazonaws.com"]
  }
}
```

To match against a specific API calls from this service, include an `eventName` attribute specifying an array of API calls to match:

```
{
  "source": ["aws.firehose"],
  "detail-type": ["AWS API Call via CloudTrail"],
  "detail": {
    "eventSource": ["firehose.amazonaws.com"],
    "eventName": ["api-action-name"]
  }
}
```