curl -X POST https://www.voicelab360.com/api/v1/creative/sound \
  -H "Authorization: Bearer vl360_live_YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "prompt": "Cinematic tension sting, orchestral, 3 seconds",
    "duration_seconds": 3,
    "format": "wav"
  }'

{
  "job_id": "job_snd_001",
  "status": "completed",
  "output_url": "https://cdn.voicelab360.com/sound/job_snd_001.wav",
  "duration_ms": 3000,
  "credits_used": 150
}