{
  "status": "success",
  "features": {
    "bpm": 128.0,
    "bpm_confidence": 1.0,
    "key": "F# minor",
    "key_confidence": 0.7395,
    "duration_s": 187.5,
    "loudness_lufs": -8.01,
    "peak_dbfs": 1.64,
    "dynamic_range_db": 10.95,
    "stereo_width_pct": 6.71,
    "spectrum": {
      "sub_pct": 40.35,
      "bass_pct": 33.52,
      "low_mid_pct": 19.43,
      "mid_pct": 3.93,
      "high_mid_pct": 1.52,
      "air_pct": 1.23,
      "centroid_hz": 456.4,
      "rolloff_hz": 395.4
    },
    "rhythm": {
      "onset_density": 4.27,
      "beat_regularity": 0.0106,
      "zero_crossing_rate": 0.062835
    },
    "sections": [
      {
        "label": "intro",
        "start_s": 0.0,
        "end_s": 2.97
      },
      {
        "label": "verse",
        "start_s": 2.97,
        "end_s": 5.32
      },
      {
        "label": "bridge",
        "start_s": 5.32,
        "end_s": 6.26
      },
      {
        "label": "verse",
        "start_s": 6.26,
        "end_s": 6.72
      },
      {
        "label": "bridge",
        "start_s": 6.72,
        "end_s": 8.13
      },
      {
        "label": "verse",
        "start_s": 8.13,
        "end_s": 10.47
      },
      {
        "label": "bridge",
        "start_s": 10.47,
        "end_s": 11.88
      },
      {
        "label": "verse",
        "start_s": 11.88,
        "end_s": 13.76
      },
      {
        "label": "bridge",
        "start_s": 13.76,
        "end_s": 16.57
      },
      {
        "label": "bridge",
        "start_s": 16.57,
        "end_s": 17.98
      },
      {
        "label": "bridge",
        "start_s": 17.98,
        "end_s": 21.26
      },
      {
        "label": "verse",
        "start_s": 21.26,
        "end_s": 21.73
      },
      {
        "label": "bridge",
        "start_s": 21.73,
        "end_s": 79.84
      },
      {
        "label": "bridge",
        "start_s": 79.84,
        "end_s": 80.78
      },
      {
        "label": "bridge",
        "start_s": 80.78,
        "end_s": 88.75
      },
      {
        "label": "verse",
        "start_s": 88.75,
        "end_s": 89.68
      },
      {
        "label": "bridge",
        "start_s": 89.68,
        "end_s": 92.51
      },
      {
        "label": "verse",
        "start_s": 92.51,
        "end_s": 92.97
      },
      {
        "label": "chorus",
        "start_s": 92.97,
        "end_s": 93.91
      },
      {
        "label": "bridge",
        "start_s": 93.91,
        "end_s": 94.38
      },
      {
        "label": "chorus",
        "start_s": 94.38,
        "end_s": 94.85
      },
      {
        "label": "verse",
        "start_s": 94.85,
        "end_s": 97.19
      },
      {
        "label": "bridge",
        "start_s": 97.19,
        "end_s": 101.87
      },
      {
        "label": "verse",
        "start_s": 101.87,
        "end_s": 102.81
      },
      {
        "label": "bridge",
        "start_s": 102.81,
        "end_s": 105.62
      },
      {
        "label": "verse",
        "start_s": 105.62,
        "end_s": 107.03
      },
      {
        "label": "bridge",
        "start_s": 107.03,
        "end_s": 109.38
      },
      {
        "label": "chorus",
        "start_s": 109.38,
        "end_s": 110.31
      },
      {
        "label": "bridge",
        "start_s": 110.31,
        "end_s": 110.78
      },
      {
        "label": "verse",
        "start_s": 110.78,
        "end_s": 111.25
      },
      {
        "label": "bridge",
        "start_s": 111.25,
        "end_s": 113.13
      },
      {
        "label": "verse",
        "start_s": 113.13,
        "end_s": 114.06
      },
      {
        "label": "bridge",
        "start_s": 114.06,
        "end_s": 116.41
      },
      {
        "label": "verse",
        "start_s": 116.41,
        "end_s": 116.87
      },
      {
        "label": "bridge",
        "start_s": 116.87,
        "end_s": 118.75
      },
      {
        "label": "bridge",
        "start_s": 118.75,
        "end_s": 124.38
      },
      {
        "label": "verse",
        "start_s": 124.38,
        "end_s": 125.31
      },
      {
        "label": "bridge",
        "start_s": 125.31,
        "end_s": 125.78
      },
      {
        "label": "verse",
        "start_s": 125.78,
        "end_s": 126.25
      },
      {
        "label": "bridge",
        "start_s": 126.25,
        "end_s": 131.41
      },
      {
        "label": "verse",
        "start_s": 131.41,
        "end_s": 131.88
      },
      {
        "label": "chorus",
        "start_s": 131.88,
        "end_s": 132.35
      },
      {
        "label": "verse",
        "start_s": 132.35,
        "end_s": 132.81
      },
      {
        "label": "bridge",
        "start_s": 132.81,
        "end_s": 133.75
      },
      {
        "label": "verse",
        "start_s": 133.75,
        "end_s": 134.68
      },
      {
        "label": "bridge",
        "start_s": 134.68,
        "end_s": 135.62
      },
      {
        "label": "chorus",
        "start_s": 135.62,
        "end_s": 136.1
      },
      {
        "label": "bridge",
        "start_s": 136.1,
        "end_s": 139.38
      },
      {
        "label": "verse",
        "start_s": 139.38,
        "end_s": 140.31
      },
      {
        "label": "bridge",
        "start_s": 140.31,
        "end_s": 140.78
      },
      {
        "label": "verse",
        "start_s": 140.78,
        "end_s": 141.25
      },
      {
        "label": "bridge",
        "start_s": 141.25,
        "end_s": 146.41
      },
      {
        "label": "verse",
        "start_s": 146.41,
        "end_s": 146.87
      },
      {
        "label": "chorus",
        "start_s": 146.87,
        "end_s": 147.81
      },
      {
        "label": "verse",
        "start_s": 147.81,
        "end_s": 148.75
      },
      {
        "label": "bridge",
        "start_s": 148.75,
        "end_s": 150.16
      },
      {
        "label": "outro",
        "start_s": 150.16,
        "end_s": 187.5
      }
    ],
    "chromagram": {
      "C": 0.3233,
      "C#": 0.3412,
      "D": 0.3859,
      "D#": 0.3162,
      "E": 0.5012,
      "F": 0.6784,
      "F#": 0.8923,
      "G": 0.6339,
      "G#": 0.4278,
      "A": 0.4682,
      "A#": 0.3697,
      "B": 0.4967
    },
    "mfcc_mean": [
      -89.5755,
      114.3465,
      -9.0839,
      51.3338,
      -18.0148,
      32.2086,
      -18.5011,
      22.3987,
      -8.9324,
      14.2871,
      -6.2608,
      3.2102,
      -6.1088
    ]
  },
  "elapsed_s": 28.27,
  "cache_hit": true
}