feat(parser): Add NotificationAction node

src/parser/classes/NotificationAction.ts

@@ -0,0 +1,14 @@
+import { type RawNode } from '../index.js';
+import { YTNode } from '../helpers.js';
+import { Text } from '../misc.js';
+
+export default class NotificationAction extends YTNode {
+  static type = 'NotificationAction';
+
+  public response_text: Text;
+
+  constructor(data: RawNode) {
+    super();
+    this.response_text = new Text(data.responseText);
+  }
+}