toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (dataType != null) 'dataType': dataType!,
if (defaultValue != null) 'defaultValue': defaultValue!,
if (description != null) 'description': description!,
if (displayName != null) 'displayName': displayName!,
if (readOnly != null) 'readOnly': readOnly!,
};