# NotificationEventAttachment
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A file attached to a notification event.

## Contents
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 ** contentType **   <a name="Notifications-Type-NotificationEventAttachment-contentType"></a>
The MIME content type of the attachment, for example `application/pdf`.  
Type: String  
Pattern: `[a-zA-Z0-9]+/[a-zA-Z0-9][a-zA-Z0-9!#$&\-^_.+]*`   
Required: Yes

 ** displayName **   <a name="Notifications-Type-NotificationEventAttachment-displayName"></a>
The name of the attachment that recipients see.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 255.  
Required: Yes

 ** attachmentDownloadUrl **   <a name="Notifications-Type-NotificationEventAttachment-attachmentDownloadUrl"></a>
A temporary URL for downloading the attachment. The URL expires shortly after it's issued.  
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 4096.  
Pattern: `(https?):\/\/.*`   
Required: No

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\+\+](https://docs.aws.amazon.com/goto/SdkForCpp/notifications-2018-05-10/NotificationEventAttachment) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/notifications-2018-05-10/NotificationEventAttachment) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/notifications-2018-05-10/NotificationEventAttachment)