bestMetric - Best metric value achieved
bestStats - Best strategy statistics
bestStrategy - Best performing strategy name
Exchange used
Frame used
metric - Metric used for optimization
Symbol tested
totalStrategies - Total number of strategies tested
Walker name
Virtual execution time as a Date instance: the last processed candle
timestamp across the tested strategies from TimeMetaService, falling
back to the frame's planned start date. Never wall-clock time.
Complete walker results after comparing all strategies.