toJson method
Implementation
Map<String, Object?> toJson() {
var changedFrom = this.changedFrom;
var changedTo = this.changedTo;
var fieldName = this.fieldName;
final json = <String, Object?>{};
if (changedFrom != null) {
json[r'changedFrom'] = changedFrom;
}
if (changedTo != null) {
json[r'changedTo'] = changedTo;
}
if (fieldName != null) {
json[r'fieldName'] = fieldName;
}
return json;
}