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# AWS::IoTTwinMaker::Entity RelationshipValue
<a name="aws-properties-iottwinmaker-entity-relationshipvalue"></a>

The entity relationship.

## Syntax
<a name="aws-properties-iottwinmaker-entity-relationshipvalue-syntax"></a>

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

### JSON
<a name="aws-properties-iottwinmaker-entity-relationshipvalue-syntax.json"></a>

```
{
  "[TargetComponentName](#cfn-iottwinmaker-entity-relationshipvalue-targetcomponentname)" : String,
  "[TargetEntityId](#cfn-iottwinmaker-entity-relationshipvalue-targetentityid)" : String
}
```

### YAML
<a name="aws-properties-iottwinmaker-entity-relationshipvalue-syntax.yaml"></a>

```
  [TargetComponentName](#cfn-iottwinmaker-entity-relationshipvalue-targetcomponentname): String
  [TargetEntityId](#cfn-iottwinmaker-entity-relationshipvalue-targetentityid): String
```

## Properties
<a name="aws-properties-iottwinmaker-entity-relationshipvalue-properties"></a>

`TargetComponentName`  <a name="cfn-iottwinmaker-entity-relationshipvalue-targetcomponentname"></a>
The target component name.  
*Required*: No  
*Type*: String  
*Pattern*: `[a-zA-Z_\-0-9]+`  
*Minimum*: `1`  
*Maximum*: `256`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`TargetEntityId`  <a name="cfn-iottwinmaker-entity-relationshipvalue-targetentityid"></a>
The target entity Id.  
*Required*: No  
*Type*: String  
*Pattern*: `[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}|^[a-zA-Z0-9][a-zA-Z_\-0-9.:]*[a-zA-Z0-9]+`  
*Minimum*: `1`  
*Maximum*: `128`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)