gistfile1.txt

$ curl -H "Content-Type: application/merge-patch+json" -X PATCH http://127.0.0.1:8080/api/v1/namespaces/default/pods/nginx -d @pod-patch.json
{
  "kind": "Status",
  "apiVersion": "v1",
  "metadata": {},
  "status": "Failure",
  "message": "Pod \"nginx\" is invalid: spec: Forbidden: pod updates may not change fields other than `containers[*].image` or `spec.activeDeadlineSeconds`",
  "reason": "Invalid",
  "details": {
    "name": "nginx",
    "kind": "Pod",
    "causes": [
      {
        "reason": "FieldValueForbidden",
        "message": "Forbidden: pod updates may not change fields other than `containers[*].image` or `spec.activeDeadlineSeconds`",
        "field": "spec"
      }
    ]
  },
  "code": 422
}