| Name | Type | Description | Notes |
|---|---|---|---|
| Id | long | Fill ID | [optional] |
| CreateTime | double | Fill Time | [optional] |
| Contract | string | Options contract name | [optional] |
| OrderId | int | Related order ID | [optional] |
| Size | long | Trading size | [optional] |
| Price | string | Trade price (quote currency) | [optional] |
| UnderlyingPrice | string | The forward futures price corresponding to the delivery date | [optional] |
| Role | string | Trade role. taker - taker, maker - maker | [optional] |