# RumEvent
<a name="API_RumEvent"></a>

A structure that contains the information for one performance event that RUM collects from a user session with your application.

## Contents
<a name="API_RumEvent_Contents"></a>

 ** details **   <a name="cloudwatchrum-Type-RumEvent-details"></a>
A string containing details about the event.  
Type: String  
Required: Yes

 ** id **   <a name="cloudwatchrum-Type-RumEvent-id"></a>
A unique ID for this event.  
Type: String  
Length Constraints: Fixed length of 36.  
Pattern: `[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{12}`   
Required: Yes

 ** timestamp **   <a name="cloudwatchrum-Type-RumEvent-timestamp"></a>
The exact time that this event occurred.  
Type: Timestamp  
Required: Yes

 ** type **   <a name="cloudwatchrum-Type-RumEvent-type"></a>
The JSON schema that denotes the type of event this is, such as a page load or a new session.  
Type: String  
Required: Yes

 ** metadata **   <a name="cloudwatchrum-Type-RumEvent-metadata"></a>
Metadata about this event, which contains a JSON serialization of the identity of the user for this session. The user information comes from information such as the HTTP user-agent request header and document interface.  
Type: String  
Required: No

## See Also
<a name="API_RumEvent_SeeAlso"></a>

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/rum-2018-05-10/RumEvent) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/rum-2018-05-10/RumEvent) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/rum-2018-05-10/RumEvent)