Download a media file using a short-lived authenticated token.
Tokens are returned in the download_url field of the Get media URL response.
They expire 4 minutes after issue.
No X-API-Key header is needed — authentication is embedded in the token.
Project API key for authentication. This is the recommended authentication method.
Get your API key from the Kapso dashboard under Project Settings > API Keys.
Signed token from download_url
Media file bytes
The response is of type file.