# react_to_message: React to a message

React to one message with an emoji. This action can change or spend something, and it happens right away. Plan: Free and Connect.

```
POST https://api.heyreagent.com/v1/actions/react_to_message
Authorization: Bearer YOUR_KEY
content-type: application/json

{
  "messageId": "PASTE_MESSAGE_ID_HERE",
  "reaction": "👍"
}
```

## What you give it

- `messageId` (needed): a message id. The message id (from list_chat_messages). Where to get it: Run `list_chat_messages` and use `messages[].id`.
- `reaction` (needed): text, up to 16 characters. The emoji to react with, e.g. 👍.
- `connectionId` (optional): a connection id. Which of your LinkedIn accounts to act from (its id from list_linkedin_accounts). Omit to use your first live one. Where to get it: Run `list_linkedin_accounts` and use `accounts[].id`.

## What you get back

- `reacted`
- `messageId`
- `reaction`
- `from`: the account it ran on
- `usedToday`: number
- `dailyLimit`: number

Page: https://heyreagent.com/docs/actions/react_to_message