1213

======== BEGIN INBOUND STREAM ========
PATCH /articles/123/ HTTP/1.1
Host: example.com
User-Agent: demo
Content-Type: application/json
Content-Length: 16

{"foo": 123}

======== BEGIN OUTBOUND STREAM ========
HTTP/1.1 415 Unsupported Media Type
Date: Thu, 31 Dec 2015 18:26:56 GMT
Content-Type: text/plain
Content-Length: 34
Accept-Patch: application/merge-patch+json, application/json-patch+json

Use a real patch format, please.
