Error code

The header is Coho's to set

The webhook sets a header that Coho sets on every delivery, such as the signature.

Fig. 03 Ratchet and pawlThe wheel turns freely one way, and the pawl stops it turning back.

Code: WEBHOOK_HEADER_RESERVED
Management API: 400

What to do

Remove that header from the webhook.

The response

Every refusal is an application/problem+json document. Its detail says what went wrong in that request; its type is this page.

{
  "code": "WEBHOOK_HEADER_RESERVED",
  "type": "https://coho-cms.com/errors/webhook-header-reserved",
  "title": "The header is Coho's to set",
  "status": 400,
  "detail": "What went wrong in this request, in a sentence.",
  "instance": "/v1/projects/…"
}

Every code

The error codes, in a table with a filter.