WatZap ActionsInstall

Summary

React to a WhatsApp message with a single emoji using the official WABA (WhatsApp Business API) endpoint.

Inputs

• Number Key (required) — Number Key of the WhatsApp account used to send the reaction.
• Phone Number (required) — Recipient's phone number in international format without '+', e.g., 62812xxxxxxx.
• Message ID (required) — The ID of the message to react to.
• Emoji (required) — The single emoji to react with.

Output shape

A JSON object per input item indicating success or failure, including the reaction details (message ID and emoji) and the recipient number.

Output contains fields: success (boolean), data (API response on success), error (error message on failure), sent_at (ISO timestamp), to (phone number), operation (fixed string 'reactMessageWaba'), message_id, and emoji.

Examples

Example 1: Reacting to a received message with a thumbs-up emoji

Provide the Number Key for your WhatsApp account, the recipient's phone number, the message ID to react to, and the emoji (e.g., 👍). The node sends the reaction via WABA official API and returns the response.

Links

• n8n community nodes installation guide