ReportSummaryUtilizationChartData.fromJson constructor
      
      ReportSummaryUtilizationChartData.fromJson(
    
    
- Map json_
Implementation
ReportSummaryUtilizationChartData.fromJson(core.Map json_)
  : this(
      free: json_['free'] as core.String?,
      used: json_['used'] as core.String?,
    );