StreamComboContractsDataArgs

Arguments for StreamComboContractsData.

Field	Type	Required	Nullable	Default	Description
ComboLegs	dict[str, ComboLegSpec]	Yes	No		Combo legs keyed by leg name. Values include contract + quantity (ratio) for aggregation.
PriceFields	LiveQuoteFields	No	No	LiveQuoteFields.All	Quote fields to include for prices (bid/ask/last/mark).
GreekFields	LiveQuoteFields	No	No	LiveQuoteFields.All	Quote fields to include for greeks.
Include	LiveDataInclude	Yes	No		Which blocks to include for the combo (contract-level and aggregated).
Provider	DataProviderType	No	Yes		Optional override for which market data provider to use. null = server default.