I checked using URL, requesting the file directly from the blossom server and there's no Content-Type — though that header is present.

< HTTP/1.1 200 OK

< Access-Control-Allow-Headers: Authorization

< Access-Control-Allow-Methods: GET PUT DELETE

< Access-Control-Allow-Origin: *

< Content-Type:

< Date: Sun, 26 Jan 2025 15:35:43 GMT

< Transfer-Encoding: chunked