toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (billingAccountName != null)
'billingAccountName': billingAccountName!,
if (billingEnabled != null) 'billingEnabled': billingEnabled!,
if (name != null) 'name': name!,
if (projectId != null) 'projectId': projectId!,
};