# VoidShipmentRequestVoidShipment

## Properties
Name | Type | Description | Notes
------------ | ------------- | ------------- | -------------
**shipping_history_user_key** | **string** | Unique key to tag shipments in shipping history. It could be MyUPS registration Number or any unique identifier. | [optional] 
**shipment_identification_number** | **string** | The shipment&#x27;s identification number  Alpha-numeric. Must pass 1Z rules. Must be upper case. | 
**tracking_number** | **string[]** | The package&#x27;s identification number  Alpha-numeric. Must pass 1Z rules. Must be upper case | [optional] 

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