| Name | Type | Description | Notes |
|---|---|---|---|
| type | string | ||
| activity | string | [optional] [default to 'freight_flights'] | |
| specification | string | [optional] [default to 'average'] | |
| value | float | The value in the given unit | |
| unit | string | Distance a specific weight traveled in the given unit. Example: 10 metric tons travel 50 kilometers. So the right value would be 500 and the unit would be metric tons.kilometers. Need a more specific unit? See the full list of supported units (Sections 5 and 6). |
[optional] [default to 'metric tons.kilometers'] |