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# AWS::CleanRoomsML::ConfiguredModelAlgorithmAssociation CustomEntityConfig
<a name="aws-properties-cleanroomsml-configuredmodelalgorithmassociation-customentityconfig"></a>

The configuration for defining custom patterns to be redacted from logs and error messages. This is for the CUSTOM config under entitiesToRedact. Both CustomEntityConfig and entitiesToRedact need to be present or not present.

## Syntax
<a name="aws-properties-cleanroomsml-configuredmodelalgorithmassociation-customentityconfig-syntax"></a>

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

### JSON
<a name="aws-properties-cleanroomsml-configuredmodelalgorithmassociation-customentityconfig-syntax.json"></a>

```
{
  "[CustomDataIdentifiers](#cfn-cleanroomsml-configuredmodelalgorithmassociation-customentityconfig-customdataidentifiers)" : {{[ String, ... ]}}
}
```

### YAML
<a name="aws-properties-cleanroomsml-configuredmodelalgorithmassociation-customentityconfig-syntax.yaml"></a>

```
  [CustomDataIdentifiers](#cfn-cleanroomsml-configuredmodelalgorithmassociation-customentityconfig-customdataidentifiers): {{
    - String}}
```

## Properties
<a name="aws-properties-cleanroomsml-configuredmodelalgorithmassociation-customentityconfig-properties"></a>

`CustomDataIdentifiers`  <a name="cfn-cleanroomsml-configuredmodelalgorithmassociation-customentityconfig-customdataidentifiers"></a>
Defines data identifiers for the custom entity configuration. Provide this only if CUSTOM redaction is configured.   
*Required*: Yes  
*Type*: Array of String  
*Minimum*: `1 | 1`  
*Maximum*: `200 | 10`  
*Update requires*: [Replacement](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-replacement)