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# AWS::IoTFleetWise::SignalCatalog Branch
<a name="aws-properties-iotfleetwise-signalcatalog-branch"></a>

A group of signals that are defined in a hierarchical structure.

## Syntax
<a name="aws-properties-iotfleetwise-signalcatalog-branch-syntax"></a>

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

### JSON
<a name="aws-properties-iotfleetwise-signalcatalog-branch-syntax.json"></a>

```
{
  "[Description](#cfn-iotfleetwise-signalcatalog-branch-description)" : {{String}},
  "[FullyQualifiedName](#cfn-iotfleetwise-signalcatalog-branch-fullyqualifiedname)" : {{String}}
}
```

### YAML
<a name="aws-properties-iotfleetwise-signalcatalog-branch-syntax.yaml"></a>

```
  [Description](#cfn-iotfleetwise-signalcatalog-branch-description): {{String}}
  [FullyQualifiedName](#cfn-iotfleetwise-signalcatalog-branch-fullyqualifiedname): {{String}}
```

## Properties
<a name="aws-properties-iotfleetwise-signalcatalog-branch-properties"></a>

`Description`  <a name="cfn-iotfleetwise-signalcatalog-branch-description"></a>
 A brief description of the branch.  
*Required*: No  
*Type*: String  
*Pattern*: `^[^\u0000-\u001F\u007F]+$`  
*Minimum*: `1`  
*Maximum*: `2048`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`FullyQualifiedName`  <a name="cfn-iotfleetwise-signalcatalog-branch-fullyqualifiedname"></a>
The fully qualified name of the branch. For example, the fully qualified name of a branch might be `Vehicle.Body.Engine`.  
*Required*: Yes  
*Type*: String  
*Pattern*: `[a-zA-Z0-9_.]+`  
*Minimum*: `1`  
*Maximum*: `150`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)