toJson method

Implementation

@override
Object toJson() {
  return {
    if (answer != null) 'answer': answer!.toJson(),
    if (answerableProbability != null)
      'answerableProbability': encodeDouble(answerableProbability),
    if (inputFeedback != null) 'inputFeedback': inputFeedback!.toJson(),
  };
}