toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (proximityLocationListId != null)
'proximityLocationListId': proximityLocationListId!,
if (proximityRadius != null) 'proximityRadius': proximityRadius!,
if (proximityRadiusUnit != null)
'proximityRadiusUnit': proximityRadiusUnit!,
};