This is the new *Amazon CloudFormation Template Reference Guide*. Please update your bookmarks and links. For help getting started with CloudFormation, see the [Amazon CloudFormation User Guide](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/Welcome.html).

# AWS::CloudFront::MonitoringSubscription MonitoringSubscription
<a name="aws-properties-cloudfront-monitoringsubscription-monitoringsubscription"></a>

A monitoring subscription. This structure contains information about whether additional CloudWatch metrics are enabled for a given CloudFront distribution.

## Syntax
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To declare this entity in your Amazon CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-cloudfront-monitoringsubscription-monitoringsubscription-syntax.json"></a>

```
{
  "[RealtimeMetricsSubscriptionConfig](#cfn-cloudfront-monitoringsubscription-monitoringsubscription-realtimemetricssubscriptionconfig)" : RealtimeMetricsSubscriptionConfig
}
```

### YAML
<a name="aws-properties-cloudfront-monitoringsubscription-monitoringsubscription-syntax.yaml"></a>

```
  [RealtimeMetricsSubscriptionConfig](#cfn-cloudfront-monitoringsubscription-monitoringsubscription-realtimemetricssubscriptionconfig): 
    RealtimeMetricsSubscriptionConfig
```

## Properties
<a name="aws-properties-cloudfront-monitoringsubscription-monitoringsubscription-properties"></a>

`RealtimeMetricsSubscriptionConfig`  <a name="cfn-cloudfront-monitoringsubscription-monitoringsubscription-realtimemetricssubscriptionconfig"></a>
A subscription configuration for additional CloudWatch metrics.  
*Required*: No  
*Type*: [RealtimeMetricsSubscriptionConfig](aws-properties-cloudfront-monitoringsubscription-realtimemetricssubscriptionconfig.md)  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)