# AbstractTravelAccountUnit
An abstract unit within a travel account. The concrete type is determined by the `objectType` discriminator.
Discriminator field: `objectType`
## Enum Variants
| `DayTravelAccountUnit` | _(no subtype-specific fields)_ |
| `MoneyTravelAccountUnit` | `currency` (String, required — ISO 4217), `scale` (i32, optional) |
| `NamedTravelAccountUnit` | `name` (String, required) |
| `TripTravelAccountUnit` | _(no subtype-specific fields)_ |
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