Single point of the grid (scalar per axis).
hardStopPercent: number
Hard stop level, percent from entry.
trailingTakePercent: number
Trailing take pullback, percent from the running peak.
holdMinutes: number
Maximum position hold duration, minutes.
profitLockPercent: number
Profit lock: fixed floor armed when price touches +X% from entry, exit on pullback to the floor; 0 = disabled.