toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (browsers != null) 'browsers': browsers!,
if (connectionTypes != null) 'connectionTypes': connectionTypes!,
if (mobileCarriers != null) 'mobileCarriers': mobileCarriers!,
if (operatingSystemVersions != null)
'operatingSystemVersions': operatingSystemVersions!,
if (operatingSystems != null) 'operatingSystems': operatingSystems!,
if (platformTypes != null) 'platformTypes': platformTypes!,
};