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# AWS::SSMIncidents::ResponsePlan DynamicSsmParameterValue
<a name="aws-properties-ssmincidents-responseplan-dynamicssmparametervalue"></a>

The dynamic parameter value.

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

### JSON
<a name="aws-properties-ssmincidents-responseplan-dynamicssmparametervalue-syntax.json"></a>

```
{
  "[Variable](#cfn-ssmincidents-responseplan-dynamicssmparametervalue-variable)" : {{String}}
}
```

### YAML
<a name="aws-properties-ssmincidents-responseplan-dynamicssmparametervalue-syntax.yaml"></a>

```
  [Variable](#cfn-ssmincidents-responseplan-dynamicssmparametervalue-variable): {{String}}
```

## Properties
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`Variable`  <a name="cfn-ssmincidents-responseplan-dynamicssmparametervalue-variable"></a>
Variable dynamic parameters. A parameter value is determined when an incident is created.  
*Required*: No  
*Type*: String  
*Allowed values*: `INCIDENT_RECORD_ARN | INVOLVED_RESOURCES`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)