OptionaldataThe signal's own free-form payload.
Content hash, for checking that two independent deliveries of the same signal agree.
Time it was published — always at or after eventTsMs.
Market time the signal was produced.
OptionalkindBUY/SELL for a hint, the command name for a command, absent otherwise.
OptionalorderOptionalparamsThe parameter set in force when this signal was produced.
Optionalregeneratedtrue only for a signal republished to fill a gap in the record.
Stable id for this exact signal — dedupe on it across reconnects or overlapping reads.
The stage the run was in when this signal was produced.
Envelope schema version.
One signal, in the same shape the real-time signal channel delivers.