curl --request POST \
  --url https://api.slng.ai/v1/bridges/jambonz/stt/{model_variant} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: multipart/form-data' \
  --form audio='@example-file' \
  --form 'language=<string>' \
  --form encoding=LINEAR16 \
  --form sampleRateHz=8000 \
  --form interimResults=true \
  --form 'hints=<string>' \
  --form boostValues=123

{
  "type": "transcription",
  "is_final": true,
  "alternatives": [
    {
      "confidence": 123,
      "transcript": "<string>"
    }
  ],
  "channel": 123,
  "language": "<string>"
}