OptionTrades Properties Name Type Description contract str The option contract underlying_symbol str The ticker symbol timestamp datetime The UTC timestamp at the time of the trade. price float The price of the trade. size float The size of the trade. total_volume float The total volume of the symbol for the day up to the timestamp point in time. ask_price_at_execution float The price of ask quote at the time of the trade. bid_price_at_execution float The price of bid quote at the time of the trade. exchange str The exchange for the trade. conditions str The condition of the trade. sequence_id float The sequential ID for the trade, ordered as temporally received from the exchange.