# OffboardFees
## Properties
Name | Type | Description | Notes
------------ | ------------- | ------------- | -------------
**base_fee_sat** | **i64** | A fee applied to every transaction regardless of value. |
**fixed_additional_vb** | **i64** | Fixed number of virtual bytes charged offboard on top of the output size The fee for an offboard will be this value, plus the offboard output virtual size, multiplied with the offboard fee rate, plus the `base_fee`, and plus the additional fee calculated with the `ppm_expiry_table`. |
**ppm_expiry_table** | [**Vec<models::PpmExpiryFeeEntry>**](PpmExpiryFeeEntry.md) | A table mapping how soon a VTXO will expire to a PPM (parts per million) fee rate. The table should be sorted by each `expiry_blocks_threshold` value in ascending order. |
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