Function decode_mbp1_msg 

pub fn decode_mbp1_msg(
    msg: &Mbp1Msg,
    instrument_id: InstrumentId,
    price_precision: u8,
    ts_init: Option<UnixNanos>,
    include_trades: bool,
) -> Result<(Option<QuoteTick>, Option<TradeTick>)>

Decodes a Databento MBP1 (Market by Price Level 1) message into quote and optional trade ticks.

Returns None for the quote if either bid or ask price is undefined (i64::MAX).

Errors

Returns an error if decoding the MBP1 message fails.