curl --request POST \
  --url https://api.example.com/styles/font/attachment/save-staged \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "fontTypeID": 123,
  "originalFilename": "Whatever-Font-License-PDF-File-ABC123.pdf",
  "stagedFileCode": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "fileDescription": "This file is a license to use the font, bla bla bla. Thats about it."
}
'

{
  "success": true,
  "data": "<unknown>"
}