--- title: messageActionChatActivate description: Message action chat activate image: https://docs.madelineproto.xyz/favicons/android-chrome-256x256.png --- # Constructor: messageActionChatActivate [Back to constructors index](index.md) Message action chat activate ### Type: [MessageAction](../types/MessageAction.md) ### Example: ```php $messageActionChatActivate = ['_' => 'messageActionChatActivate']; ``` Or, if you're into Lua: ```lua messageActionChatActivate={_='messageActionChatActivate'} ```