Errors

The webhooks subscriptions API uses HTTP status codes:

Status	Meaning
400 Bad Request	The body is invalid: a missing field, a wrong type, an unknown field (except at the top level of a PATCH), an unknown kind in settings, or an invalid URL. The response text says which
401 Unauthorized	No key, an invalid key, or no access to this shop or subscription
404 Not Found	No subscription with this id
500 Internal Server Error	The body isn't valid JSON, the id isn't a subscription id (a UUID), or url or clientState is longer than 255 characters. Otherwise, try again later