{
  "status": "success",
  "features": {
    "bpm": 123.83,
    "bpm_confidence": 1.0,
    "key": "B major",
    "key_confidence": 0.883,
    "duration_s": 224.05,
    "loudness_lufs": -6.42,
    "peak_dbfs": 1.89,
    "dynamic_range_db": 12.19,
    "stereo_width_pct": 15.3,
    "spectrum": {
      "sub_pct": 5.59,
      "bass_pct": 24.51,
      "low_mid_pct": 37.44,
      "mid_pct": 27.44,
      "high_mid_pct": 2.27,
      "air_pct": 2.73,
      "centroid_hz": 1180.1,
      "rolloff_hz": 1689.7
    },
    "rhythm": {
      "onset_density": 4.03,
      "beat_regularity": 0.0084,
      "zero_crossing_rate": 0.076865
    },
    "sections": [
      {
        "label": "verse",
        "start_s": 0.0,
        "end_s": 18.39
      },
      {
        "label": "bridge",
        "start_s": 18.39,
        "end_s": 20.82
      },
      {
        "label": "verse",
        "start_s": 20.82,
        "end_s": 21.78
      },
      {
        "label": "bridge",
        "start_s": 21.78,
        "end_s": 23.72
      },
      {
        "label": "verse",
        "start_s": 23.72,
        "end_s": 26.13
      },
      {
        "label": "bridge",
        "start_s": 26.13,
        "end_s": 28.56
      },
      {
        "label": "verse",
        "start_s": 28.56,
        "end_s": 29.51
      },
      {
        "label": "bridge",
        "start_s": 29.51,
        "end_s": 29.98
      },
      {
        "label": "bridge",
        "start_s": 29.98,
        "end_s": 32.43
      },
      {
        "label": "bridge",
        "start_s": 32.43,
        "end_s": 32.93
      },
      {
        "label": "bridge",
        "start_s": 32.93,
        "end_s": 37.77
      },
      {
        "label": "bridge",
        "start_s": 37.77,
        "end_s": 38.24
      },
      {
        "label": "bridge",
        "start_s": 38.24,
        "end_s": 40.16
      },
      {
        "label": "bridge",
        "start_s": 40.16,
        "end_s": 42.11
      },
      {
        "label": "bridge",
        "start_s": 42.11,
        "end_s": 45.01
      },
      {
        "label": "verse",
        "start_s": 45.01,
        "end_s": 49.37
      },
      {
        "label": "verse",
        "start_s": 49.37,
        "end_s": 51.3
      },
      {
        "label": "verse",
        "start_s": 51.3,
        "end_s": 52.27
      },
      {
        "label": "chorus",
        "start_s": 52.27,
        "end_s": 53.72
      },
      {
        "label": "verse",
        "start_s": 53.72,
        "end_s": 55.66
      },
      {
        "label": "chorus",
        "start_s": 55.66,
        "end_s": 56.62
      },
      {
        "label": "verse",
        "start_s": 56.62,
        "end_s": 58.55
      },
      {
        "label": "verse",
        "start_s": 58.55,
        "end_s": 60.01
      },
      {
        "label": "chorus",
        "start_s": 60.01,
        "end_s": 61.46
      },
      {
        "label": "verse",
        "start_s": 61.46,
        "end_s": 62.91
      },
      {
        "label": "verse",
        "start_s": 62.91,
        "end_s": 63.88
      },
      {
        "label": "chorus",
        "start_s": 63.88,
        "end_s": 64.37
      },
      {
        "label": "verse",
        "start_s": 64.37,
        "end_s": 71.13
      },
      {
        "label": "chorus",
        "start_s": 71.13,
        "end_s": 71.63
      },
      {
        "label": "verse",
        "start_s": 71.63,
        "end_s": 72.59
      },
      {
        "label": "verse",
        "start_s": 72.59,
        "end_s": 74.52
      },
      {
        "label": "verse",
        "start_s": 74.52,
        "end_s": 75.98
      },
      {
        "label": "verse",
        "start_s": 75.98,
        "end_s": 77.9
      },
      {
        "label": "verse",
        "start_s": 77.9,
        "end_s": 83.23
      },
      {
        "label": "verse",
        "start_s": 83.23,
        "end_s": 86.62
      },
      {
        "label": "verse",
        "start_s": 86.62,
        "end_s": 90.98
      },
      {
        "label": "verse",
        "start_s": 90.98,
        "end_s": 93.38
      },
      {
        "label": "verse",
        "start_s": 93.38,
        "end_s": 95.82
      },
      {
        "label": "bridge",
        "start_s": 95.82,
        "end_s": 98.23
      },
      {
        "label": "verse",
        "start_s": 98.23,
        "end_s": 99.2
      },
      {
        "label": "bridge",
        "start_s": 99.2,
        "end_s": 99.69
      },
      {
        "label": "bridge",
        "start_s": 99.69,
        "end_s": 102.1
      },
      {
        "label": "verse",
        "start_s": 102.1,
        "end_s": 103.55
      },
      {
        "label": "bridge",
        "start_s": 103.55,
        "end_s": 105.98
      },
      {
        "label": "verse",
        "start_s": 105.98,
        "end_s": 106.94
      },
      {
        "label": "bridge",
        "start_s": 106.94,
        "end_s": 110.33
      },
      {
        "label": "bridge",
        "start_s": 110.33,
        "end_s": 120.49
      },
      {
        "label": "verse",
        "start_s": 120.49,
        "end_s": 126.78
      },
      {
        "label": "verse",
        "start_s": 126.78,
        "end_s": 128.72
      },
      {
        "label": "verse",
        "start_s": 128.72,
        "end_s": 129.68
      },
      {
        "label": "chorus",
        "start_s": 129.68,
        "end_s": 131.62
      },
      {
        "label": "verse",
        "start_s": 131.62,
        "end_s": 133.07
      },
      {
        "label": "chorus",
        "start_s": 133.07,
        "end_s": 133.56
      },
      {
        "label": "verse",
        "start_s": 133.56,
        "end_s": 135.98
      },
      {
        "label": "verse",
        "start_s": 135.98,
        "end_s": 137.43
      },
      {
        "label": "chorus",
        "start_s": 137.43,
        "end_s": 138.88
      },
      {
        "label": "verse",
        "start_s": 138.88,
        "end_s": 140.33
      },
      {
        "label": "verse",
        "start_s": 140.33,
        "end_s": 141.31
      },
      {
        "label": "chorus",
        "start_s": 141.31,
        "end_s": 141.78
      },
      {
        "label": "verse",
        "start_s": 141.78,
        "end_s": 148.56
      },
      {
        "label": "chorus",
        "start_s": 148.56,
        "end_s": 149.05
      },
      {
        "label": "verse",
        "start_s": 149.05,
        "end_s": 149.97
      },
      {
        "label": "verse",
        "start_s": 149.97,
        "end_s": 151.95
      },
      {
        "label": "verse",
        "start_s": 151.95,
        "end_s": 153.39
      },
      {
        "label": "chorus",
        "start_s": 153.39,
        "end_s": 154.37
      },
      {
        "label": "verse",
        "start_s": 154.37,
        "end_s": 155.81
      },
      {
        "label": "chorus",
        "start_s": 155.81,
        "end_s": 156.78
      },
      {
        "label": "verse",
        "start_s": 156.78,
        "end_s": 162.59
      },
      {
        "label": "chorus",
        "start_s": 162.59,
        "end_s": 163.56
      },
      {
        "label": "verse",
        "start_s": 163.56,
        "end_s": 175.65
      },
      {
        "label": "chorus",
        "start_s": 175.65,
        "end_s": 177.59
      },
      {
        "label": "verse",
        "start_s": 177.59,
        "end_s": 179.53
      },
      {
        "label": "chorus",
        "start_s": 179.53,
        "end_s": 180.49
      },
      {
        "label": "verse",
        "start_s": 180.49,
        "end_s": 181.46
      },
      {
        "label": "chorus",
        "start_s": 181.46,
        "end_s": 181.95
      },
      {
        "label": "verse",
        "start_s": 181.95,
        "end_s": 182.92
      },
      {
        "label": "chorus",
        "start_s": 182.92,
        "end_s": 184.37
      },
      {
        "label": "verse",
        "start_s": 184.37,
        "end_s": 189.21
      },
      {
        "label": "chorus",
        "start_s": 189.21,
        "end_s": 189.68
      },
      {
        "label": "verse",
        "start_s": 189.68,
        "end_s": 190.17
      },
      {
        "label": "chorus",
        "start_s": 190.17,
        "end_s": 195.5
      },
      {
        "label": "verse",
        "start_s": 195.5,
        "end_s": 197.43
      },
      {
        "label": "chorus",
        "start_s": 197.43,
        "end_s": 224.05
      },
      {
        "label": "verse",
        "start_s": 224.05,
        "end_s": 224.05
      }
    ],
    "chromagram": {
      "C": 0.3732,
      "C#": 0.4579,
      "D": 0.2987,
      "D#": 0.4162,
      "E": 0.3508,
      "F": 0.3999,
      "F#": 0.5375,
      "G": 0.3139,
      "G#": 0.5416,
      "A": 0.3351,
      "A#": 0.4717,
      "B": 0.5923
    },
    "mfcc_mean": [
      -98.3023,
      125.9908,
      -12.2534,
      27.7545,
      -10.9601,
      25.2107,
      -17.5236,
      14.0761,
      -10.2618,
      2.4857,
      -5.3866,
      2.1519,
      -9.9146
    ]
  },
  "elapsed_s": 45.85
}