Extended details (optional)

The response may include bpm_detail, key_detail, hz_detail with additional analysis metadata:

{
  "bpm_detail": {
    "value": 128.0,
    "confidence": 0.95,
    "consensus_reached": true,
    "octave_corrected": false,
    "original_bpm": null
  },
  "key_detail": {
    "value": "A minor",
    "confidence": 0.92,
    "consensus_reached": true
  },
  "hz_detail": {
    "value": 442.0,
    "confidence": 0.94
  }
}