toJson method
Implementation
Map<String, dynamic> toJson() => {
if (lang != null) 'lang': lang,
if (connectionId != null) 'connectionId': connectionId,
if (loginHint != null) 'loginHint': loginHint,
if (orgCode != null) 'orgCode': orgCode,
if (planInterest != null) 'planInterest': planInterest,
if (pricingTableKey != null) 'pricingTableKey': pricingTableKey,
if (invitationCode != null) 'invitationCode': invitationCode,
};