| Id | string | Yes | Unique shipment ID. |
| AccountNo | string | Yes | Account number of the shipper. |
| ReferenceId | string | Yes | Customer-provided reference ID. |
| TrackingNumber | string | Yes | Carrier tracking number. |
| ShippingProductId | string | Yes | ID of the shipping product used. |
| ToAddress | Address | Yes | Destination address details. |
| FromAddress | Address | Yes | Origin address details. |
| ReturnAddress | Address | No | Return address details. |
| Weight | Weight | Yes | Weight details of the shipment. |
| Size | Dimensions | Yes | Physical dimensions of the shipment. |
| DeclaredValue | Money | No | Declared value for insurance purposes. |
| ShipDate | string | No | Scheduled shipping date in YYYY-MM-DD format. |
| ExtraServices | string[] | No | Extra services for the shipment. |
| Notes | string | No | Notes |
| Quote | Shipment Quote | No | Pricing and fee breakdown. |
| Carrier | ShipmentCarrier | No | Integration status with the carrier. |
| CreateAt | DateTime | Yes | When the shipment was created, in ISO 8601 format. |