Connection

public BovespaFastFeedGroup MarketByOrder { get; }

value = connection.MarketByOrder

Рынок под заказ.

public BovespaFastFeedGroup MarketByPrice { get; }

value = connection.MarketByPrice

Рынок по цене.

public BovespaFastFeedGroup Securities { get; }

value = connection.Securities

финансовые инструменты.

public BovespaFastFeedGroup TopOfBook { get; }

value = connection.TopOfBook

Верхняя часть книги.