---
title: messageActionContactSignUp
description: Message action contact sign up
image: https://docs.madelineproto.xyz/favicons/android-chrome-256x256.png
---
# Constructor: messageActionContactSignUp  
[Back to constructors index](index.md)



Message action contact sign up




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


### Example:

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


Or, if you're into Lua:

```lua
messageActionContactSignUp={_='messageActionContactSignUp'}

```