Webhooks Overview

NowBookIt supports two webhook directions:

Direction	Who calls whom	Auth
Outbound (NowBookIt → You)	NowBookIt posts events to your registered callback URL	None (you verify via signature)
Inbound (You → NowBookIt)	Your system posts events to NowBookIt-hosted endpoints	HMAC signature

Outbound Webhooks

NowBookIt pushes booking and gift card events to your system.

Your system pushes sales and events to NowBookIt.