405

Method not supported. This typically occurs when the URL you're calling responds to GET requests, but not PUT or DELETE.

The sample indicates the POST method isn't supported.

{
  "detail": "Method 'POST' is not supported.",
  "instance": "/cfw-api/v1/configurations",
  "status": 405,
  "title": "Method Not Allowed",
  "type": "about:blank"
}