curl --request POST \
  --url https://api.faces.sh/v1/faces/{face_id}/transcribe \
  --header 'Content-Type: multipart/form-data' \
  --form 'file=<string>'

{
  "text": "<string>",
  "duration_seconds": 123,
  "has_speakers": true,
  "speakers": [
    "<unknown>"
  ],
  "utterances": [
    {
      "speaker": "<string>",
      "text": "<string>"
    }
  ],
  "amount_charged_usd": 123
}