MadelineProtoDocs/old_docs/API_docs_v73/constructors/contactLinkUnknown.md

---
title: contactLinkUnknown
description: Contact link unknown
image: https://docs.madelineproto.xyz/favicons/android-chrome-256x256.png
---
# Constructor: contactLinkUnknown  
[Back to constructors index](index.md)



Contact link unknown




### Type: [ContactLink](../types/ContactLink.md)


### Example:

```php
$contactLinkUnknown = ['_' => 'contactLinkUnknown'];
```  

[PWRTelegram](https://pwrtelegram.xyz) json-encoded version:

```
{"_": "contactLinkUnknown"}
```


Or, if you're into Lua:

```lua
contactLinkUnknown={_='contactLinkUnknown'}

```