Function parse_fill_report 

pub fn parse_fill_report(
    exec: BitmexExecution,
    instrument: &InstrumentAny,
    ts_init: UnixNanos,
) -> Result<FillReport>

Parse a BitMEX execution into a Nautilus FillReport.

Errors

Currently this function does not return errors as all fields are handled gracefully, but returns Result for future error handling compatibility.

Parse a BitMEX execution into a Nautilus FillReport using instrument scaling.

Panics

Panics if:

• Execution is missing required fields: symbol, order_id, trd_match_id, last_qty, last_px, or transact_time

Errors

Returns an error when the execution does not represent a trade or lacks required identifiers.