# SystemEvent


Contains information about alarm state changes.

## Contents


 ** eventType **   <a name="iotevents-Type-iotevents-data_SystemEvent-eventType"></a>
The event type. If the value is `STATE_CHANGE`, the event contains information about alarm state changes.  
Type: String  
Valid Values: `STATE_CHANGE`   
Required: No

 ** stateChangeConfiguration **   <a name="iotevents-Type-iotevents-data_SystemEvent-stateChangeConfiguration"></a>
Contains the configuration information of alarm state changes.  
Type: [StateChangeConfiguration](API_iotevents-data_StateChangeConfiguration.md) object  
Required: No

## See Also


For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/iotevents-data-2018-10-23/SystemEvent) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/iotevents-data-2018-10-23/SystemEvent) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/iotevents-data-2018-10-23/SystemEvent)