fix

app/core/models/_telegram/templates/player.py

@@ -74,7 +74,7 @@ class PlayerTemplates:
                 else:
                     inline_keyboard_array.append([{
                         'text': self.user.translated('viewTrackAsClient_button'),
-                        'url': f"https://t.me/{CLIENT_TELEGRAM_BOT_USERNAME}?start=C{content.telegram_cid}"
+                        'url': f"https://t.me/{CLIENT_TELEGRAM_BOT_USERNAME}?start=C{content.cid.serialize_v2()}"
                     }])
             else:
                 local_content = None