toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (displayName != null) 'displayName': displayName!,
if (minimumDuration != null) 'minimumDuration': minimumDuration!,
if (minimumQuartile != null) 'minimumQuartile': minimumQuartile!,
if (minimumViewability != null)
'minimumViewability': minimumViewability!,
if (minimumVolume != null) 'minimumVolume': minimumVolume!,
};