What is the fine-grained topic of the following text: You can set leverage for self.UniverseSettings.Leverage if using AddUniverse, and or set the pattern day trade model for 2 overnight 4 iintrday using security.MarginModel = PatternDayTradingMarginModel(), or manually set each asset;s leverage when using AddEquity. Only return the topic.
Setting leverage and margin model in trading software