415 Unsupported Media Type
I don't speak that.
What it properly means
The server does not support the media format of the request body, so it is rejecting the request.
- Class
- 4xx Client error: you fucked up
- Defined in
- RFC 9110, section 15.5.16
Get one yourself
This endpoint really answers with 415. Point your client at it and see what it does.
curl -i https://httpcodes.dev/api/415