toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() {
final displayName = this.displayName;
final fieldId = this.fieldId;
final newValue = this.newValue;
final oldValue = this.oldValue;
return {
'displayName': ?displayName,
'fieldId': ?fieldId,
'newValue': ?newValue,
'oldValue': ?oldValue,
};
}