toJson method

Implementation

core.Map<core.String, core.dynamic> toJson() => {
      if (closeSeries != null) 'closeSeries': closeSeries!,
      if (highSeries != null) 'highSeries': highSeries!,
      if (lowSeries != null) 'lowSeries': lowSeries!,
      if (openSeries != null) 'openSeries': openSeries!,
    };