We can't find that the Experience Management topic has the Get Experience Details action added to it.

You say it was deleted, but I think it's just the relationship between the topic and the action that was deleted.

Try selecting the same action from the agent asset (library).

エージェントアクションの編集

Editing an Agent Action

When you land on agent action detail page, there should see pencil icon available for fields which are editable. Once you click that, it should show edit screen.

エージェントアクションの詳細ページにアクセスすると、編集可能なフィールドに鉛筆アイコンが表示されます。それをクリックすると、編集画面が表示されます。