fromJson static method
Implementation
@visibleForTesting
static LivenessNotification? fromJson(jsonObject) {
  if (jsonObject == null) return null;
  var result = new LivenessNotification._privateConstructor();
  result._status = LivenessProcessStatus.getByValue(jsonObject["status"])!;
  result._response = LivenessResponse.fromJson(jsonObject["response"]);
  return result;
}