curl -X POST https://www.voicelab360.com/api/v1/speech/stt \
  -H "Authorization: Bearer vl360_live_YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "audio_url": "https://your-bucket.com/audio.mp3",
    "language": "en",
    "diarize": true,
    "timestamps": true
  }'

{
  "job_id": "job_stt_001",
  "status": "completed",
  "transcript": "Welcome to VoiceLab360.",
  "duration_ms": 4200,
  "credits_used": 18,
  "words": [
    { "word": "Welcome", "start_ms": 0, "end_ms": 420 }
  ],
  "speakers": [
    { "speaker": "SPEAKER_01", "segments": [{ "start_ms": 0, "end_ms": 4200 }] }
  ]
}