WhatsApp Message Webhook
Receives WhatsApp Cloud API message events for the channel. Payload shape is defined by Meta. An api_key query parameter or x-api-key header is required. Signature verification via x-hub-signature-256 is also required when the channel has an App Secret configured.
Path parameters
id
The channel id
Headers
x-hub-signature-256
Meta sha256=<hex> HMAC of the raw body keyed with the WhatsApp App Secret. Required when the channel has an App Secret configured.
Request
WhatsApp Cloud API webhook payload (entry + changes).
Response
Event acknowledged
Errors
403
Forbidden Error
500
Internal Server Error
503
Service Unavailable Error