# BlockPublicAccessConfigurationMetadata
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Properties that describe the AWS principal that created the `BlockPublicAccessConfiguration` using the `PutBlockPublicAccessConfiguration` action as well as the date and time that the configuration was created. Each time a configuration for block public access is updated, Amazon EMR updates this metadata.

## Contents
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 ** CreatedByArn **   <a name="EMR-Type-BlockPublicAccessConfigurationMetadata-CreatedByArn"></a>
The Amazon Resource Name that created or last modified the configuration.  
Type: String  
Length Constraints: Minimum length of 20. Maximum length of 2048.  
Required: Yes

 ** CreationDateTime **   <a name="EMR-Type-BlockPublicAccessConfigurationMetadata-CreationDateTime"></a>
The date and time that the configuration was created.  
Type: Timestamp  
Required: Yes

## 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\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/elasticmapreduce-2009-03-31/BlockPublicAccessConfigurationMetadata) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/elasticmapreduce-2009-03-31/BlockPublicAccessConfigurationMetadata) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/elasticmapreduce-2009-03-31/BlockPublicAccessConfigurationMetadata)