curl -X POST https://www.voicelab360.com/api/v1/creative/music \
  -H "Authorization: Bearer vl360_live_YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "prompt": "Uplifting corporate background, piano and strings, 60 seconds",
    "duration_seconds": 60,
    "format": "mp3",
    "instrumental": true
  }'

{
  "job_id": "job_mus_001",
  "status": "completed",
  "output_url": "https://cdn.voicelab360.com/music/job_mus_001.mp3",
  "duration_ms": 60000,
  "credits_used": 750
}