{
  "status": "success",
  "features": {
    "bpm": 137.13,
    "bpm_confidence": 1.0,
    "key": "A# minor",
    "key_confidence": 0.9409,
    "duration_s": 219.13,
    "loudness_lufs": -8.34,
    "peak_dbfs": 3.38,
    "dynamic_range_db": 14.07,
    "stereo_width_pct": 15.41,
    "spectrum": {
      "sub_pct": 39.84,
      "bass_pct": 27.44,
      "low_mid_pct": 14.96,
      "mid_pct": 12.4,
      "high_mid_pct": 3.35,
      "air_pct": 1.99,
      "centroid_hz": 767.7,
      "rolloff_hz": 1103.4
    },
    "rhythm": {
      "onset_density": 4.19,
      "beat_regularity": 0.0195,
      "zero_crossing_rate": 0.07191
    },
    "sections": [
      {
        "label": "verse",
        "start_s": 0.0,
        "end_s": 9.81
      },
      {
        "label": "bridge",
        "start_s": 9.81,
        "end_s": 24.49
      },
      {
        "label": "verse",
        "start_s": 24.49,
        "end_s": 25.05
      },
      {
        "label": "verse",
        "start_s": 25.05,
        "end_s": 49.81
      },
      {
        "label": "verse",
        "start_s": 49.81,
        "end_s": 52.42
      },
      {
        "label": "verse",
        "start_s": 52.42,
        "end_s": 53.08
      },
      {
        "label": "bridge",
        "start_s": 53.08,
        "end_s": 66.54
      },
      {
        "label": "bridge",
        "start_s": 66.54,
        "end_s": 73.5
      },
      {
        "label": "verse",
        "start_s": 73.5,
        "end_s": 81.11
      },
      {
        "label": "chorus",
        "start_s": 81.11,
        "end_s": 84.15
      },
      {
        "label": "verse",
        "start_s": 84.15,
        "end_s": 87.96
      },
      {
        "label": "chorus",
        "start_s": 87.96,
        "end_s": 93.51
      },
      {
        "label": "verse",
        "start_s": 93.51,
        "end_s": 94.37
      },
      {
        "label": "verse",
        "start_s": 94.37,
        "end_s": 99.06
      },
      {
        "label": "verse",
        "start_s": 99.06,
        "end_s": 101.33
      },
      {
        "label": "verse",
        "start_s": 101.33,
        "end_s": 111.76
      },
      {
        "label": "verse",
        "start_s": 111.76,
        "end_s": 112.41
      },
      {
        "label": "verse",
        "start_s": 112.41,
        "end_s": 113.07
      },
      {
        "label": "verse",
        "start_s": 113.07,
        "end_s": 115.03
      },
      {
        "label": "verse",
        "start_s": 115.03,
        "end_s": 118.93
      },
      {
        "label": "verse",
        "start_s": 118.93,
        "end_s": 121.54
      },
      {
        "label": "verse",
        "start_s": 121.54,
        "end_s": 156.98
      },
      {
        "label": "bridge",
        "start_s": 156.98,
        "end_s": 158.28
      },
      {
        "label": "bridge",
        "start_s": 158.28,
        "end_s": 161.33
      },
      {
        "label": "verse",
        "start_s": 161.33,
        "end_s": 163.27
      },
      {
        "label": "bridge",
        "start_s": 163.27,
        "end_s": 168.51
      },
      {
        "label": "verse",
        "start_s": 168.51,
        "end_s": 170.46
      },
      {
        "label": "bridge",
        "start_s": 170.46,
        "end_s": 177.19
      },
      {
        "label": "verse",
        "start_s": 177.19,
        "end_s": 178.49
      },
      {
        "label": "chorus",
        "start_s": 178.49,
        "end_s": 183.5
      },
      {
        "label": "chorus",
        "start_s": 183.5,
        "end_s": 190.57
      },
      {
        "label": "verse",
        "start_s": 190.57,
        "end_s": 191.76
      },
      {
        "label": "chorus",
        "start_s": 191.76,
        "end_s": 197.42
      },
      {
        "label": "verse",
        "start_s": 197.42,
        "end_s": 199.37
      },
      {
        "label": "chorus",
        "start_s": 199.37,
        "end_s": 201.76
      },
      {
        "label": "verse",
        "start_s": 201.76,
        "end_s": 219.13
      }
    ],
    "chromagram": {
      "C": 0.3708,
      "C#": 0.4094,
      "D": 0.3085,
      "D#": 0.3951,
      "E": 0.2941,
      "F": 0.4406,
      "F#": 0.4269,
      "G": 0.3411,
      "G#": 0.3782,
      "A": 0.4196,
      "A#": 0.6155,
      "B": 0.346
    },
    "mfcc_mean": [
      -105.2444,
      121.711,
      -45.156,
      39.2724,
      -23.7686,
      20.402,
      -13.1109,
      5.8287,
      -8.056,
      -3.6945,
      1.468,
      0.3878,
      1.2847
    ]
  },
  "elapsed_s": 34.37
}