data point in every timestamp
| Name | Type | Description | Notes |
|---|---|---|---|
| t | float | Unix timestamp in seconds | [optional] |
| v | int | size volume (contract size). Only returned if `contract` is not prefixed | [optional] |
| c | str | Close price (quote currency, unit: underlying corresponding option price) | [optional] |
| h | str | Highest price (quote currency, unit: underlying corresponding option price) | [optional] |
| l | str | Lowest price (quote currency, unit: underlying corresponding option price) | [optional] |
| o | str | Open price (quote currency, unit: underlying corresponding option price) | [optional] |