Extract video frames

curl --request POST \
  --url https://fluxerusercontent.com/_frames \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "type": "<string>",
  "upload_filename": "<string>"
}
'

{
  "frames": [
    {
      "timestamp": 123,
      "mime_type": "<string>",
      "base64": "<string>"
    }
  ]
}