adding v3 docs back in

docs/tools/sdk/powershell/refrence/v3/Models/ExpansionItem.md

@@ -0,0 +1,43 @@
+---
+id: expansion-item
+title: ExpansionItem
+pagination_label: ExpansionItem
+sidebar_label: ExpansionItem
+sidebar_class_name: powershellsdk
+keywords: ['powershell', 'PowerShell', 'sdk', 'ExpansionItem'] 
+slug: /tools/sdk/powershell/v3/models/expansion-item
+tags: ['SDK', 'Software Development Kit', 'ExpansionItem']
+---
+
+
+# ExpansionItem
+
+## Properties
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**AccountId** |  Pointer to **String** | The ID of the account | [optional] 
+**Cause** |  Pointer to **String** |  | [optional] 
+**Name** |  Pointer to **String** | The name of the item | [optional] 
+**AttributeRequests** |  Pointer to [**[]AttributeRequest**](attribute-request) |  | [optional] 
+**Source** |  Pointer to [**AccountSource**](account-source) |  | [optional] 
+
+## Examples
+
+- Prepare the resource
+```powershell
+$ExpansionItem = Initialize-PSSailpoint.V3ExpansionItem  -AccountId 2c91808981f58ea601821c3e93482e6f `
+ -Cause Role `
+ -Name smartsheet-role `
+ -AttributeRequests null `
+ -Source null
+```
+
+- Convert the resource to JSON
+```powershell
+$ExpansionItem | ConvertTo-JSON
+```
+
+
+[[Back to top]](#) 
+