public override void OpenInterest(OpenInterestInfo info)
            {
                if (!info.QuantityFlag)
                {
                    return;
                }

                _client.Level1.SafeInvoke(info.Symbol, info.Exchange, Level1Fields.OpenInterest, info.Quantity, RithmicUtils.ToTime(info.Ssboe, info.Usecs));
            }
			public override void OpenInterest(OpenInterestInfo info)
			{
				if (!info.QuantityFlag)
					return;

				_client.Level1.SafeInvoke(info.Symbol, info.Exchange, Level1Fields.OpenInterest, info.Quantity, RithmicUtils.ToTime(info.Ssboe, info.Usecs));
			}