# Envara Connect > WhatsApp notifications API. POST any signed event to /api/public/ingest/{source}/{event}, we send a Meta-approved WhatsApp template. Works with WooCommerce, Shopify, or any custom backend. Base URL: https://bridge.envara.ae ## Docs - [Full documentation (single Markdown file)](https://bridge.envara.ae/api/public/docs/bundle): Complete reference — auth, headers, event envelope, recipes in Node/PHP/Python/Go/Ruby, bindings, errors. - [Quickstart](https://bridge.envara.ae/docs/quickstart): Send your first event in 5 minutes. - [Authentication](https://bridge.envara.ae/docs/authentication): API key + HMAC-SHA256 signing. - [Event envelope](https://bridge.envara.ae/docs/events): Canonical JSON shape we expect. - [Endpoints](https://bridge.envara.ae/docs/endpoints): All public HTTP endpoints. - [Code recipes](https://bridge.envara.ae/docs/recipes): Copy-paste in 6 languages. - [Errors](https://bridge.envara.ae/docs/errors): Status codes and stable error bodies.