| Name | Type | Description | Notes |
|---|---|---|---|
| created_at | string | [optional] [readonly] | |
| request_id | string | The string ID of the request resource associated to an upload via this attachment. Null if this attachment associate a shipment | [optional] |
| shipment_id | string | The string ID of the shipment resource associated to an upload via this attachment. Null if this attachment associate a request | [optional] |
| id | int | [optional] [readonly] | |
| upload_id | int | The integer ID of the Upload resource associated with either a shipment or request via this attachment | |
| updated_at | string | [optional] [readonly] |