| Name | Type | Description | Notes |
|---|---|---|---|
| freight_density_info | \AntibodiesOnline\UpsApi\Shipping\Model\FreightShipmentInformationFreightDensityInfo | [optional] | |
| density_eligible_indicator | string | The presence of the tag indicates that the rate request is density based. For Density Based Rating (DBR), the customer must have DBR Contract Service. | [optional] |