Function parse_trade_bin 

pub fn parse_trade_bin(
    bin: BitmexTradeBin,
    instrument: &InstrumentAny,
    bar_type: &BarType,
    ts_init: UnixNanos,
) -> Result<Bar>

Converts a BitMEX trade-bin record into a Nautilus [Bar].

Errors

Returns an error when required OHLC fields are missing from the payload.

Panics

Panics if the bar type or price precision cannot be determined for the instrument, which indicates the instrument cache was not hydrated prior to parsing.