toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (accountId != null) 'accountId': accountId!,
if (advertiserId != null) 'advertiserId': advertiserId!,
if (campaignId != null) 'campaignId': campaignId!,
if (kind != null) 'kind': kind!,
if (subaccountId != null) 'subaccountId': subaccountId!,
};