Function set_option_iv 

pub async fn set_option_iv(
    __arg0: State<AppState>,
    __arg1: SonicJson<SetOptionIvRequest>,
) -> Result<SonicJson<ApiResponse<SetOptionIvResponse>>, ApiError>

Set theoretical option IV for repricing (TESTNET ONLY).

This endpoint is only available when modes.enable_test_endpoints=true.