OnData(TradeBars data) not fired

Based on teh documentation i want to subscribe to the tradebars but i dont see it occuring based on the log messages. does trade bars work or not?
Update Backtest

Hi Rakesh, you can get the trade bar in OnData() with "data[symbol]". The trade bar has properties like Open, High, Close and Low.

public void OnData(TradeBars data)
// TradeBars objects are piped into this method.
open = data["SPY"].Open;
close = data["SPY"].Close;



Update Backtest


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