| Name | Type | Description | Notes |
|---|---|---|---|
| id | int | Fill ID | [optional] |
| create_time | float | Fill Time | [optional] |
| contract | str | Options contract name | [optional] |
| order_id | int | Related order ID | [optional] |
| size | int | Trading size | [optional] |
| price | str | Trade price (quote currency) | [optional] |
| underlying_price | str | Underlying price (quote currency) | [optional] |
| role | str | Trade role. taker - taker, maker - maker | [optional] |