toJson method

Implementation

@override
Object toJson() => {
  if (step.isNotDefault) 'step': step,
  if (epoch.isNotDefault) 'epoch': epoch,
  if (meanLoss.isNotDefault) 'meanLoss': encodeDouble(meanLoss),
  if (computeTime != null) 'computeTime': computeTime!.toJson(),
};