Use this endpoint to send WhatsApp template messages (text, media, coupon, carousel, product, order, interactive, LTO).
The request body structure determines the template type.
Batching is supported: include up to 100 messages in the message array per request.

Workflow

1. Confirm user opt-in and template approval.
2. Build the payload using the appropriate template structure.
3. Send the request and track delivery via webhooks.