{
  "status": "success",
  "features": {
    "bpm": 123.25,
    "bpm_confidence": 1.0,
    "key": "C# major",
    "key_confidence": 0.7413,
    "duration_s": 224.69,
    "loudness_lufs": -12.09,
    "peak_dbfs": 1.25,
    "dynamic_range_db": 15.68,
    "stereo_width_pct": 7.73,
    "spectrum": {
      "sub_pct": 25.55,
      "bass_pct": 41.5,
      "low_mid_pct": 13.84,
      "mid_pct": 16.22,
      "high_mid_pct": 0.53,
      "air_pct": 1.26,
      "centroid_hz": 656.0,
      "rolloff_hz": 1119.0
    },
    "rhythm": {
      "onset_density": 4.21,
      "beat_regularity": 0.0122,
      "zero_crossing_rate": 0.067875
    },
    "sections": [
      {
        "label": "intro",
        "start_s": 0.0,
        "end_s": 23.06
      },
      {
        "label": "verse",
        "start_s": 23.06,
        "end_s": 27.43
      },
      {
        "label": "bridge",
        "start_s": 27.43,
        "end_s": 27.92
      },
      {
        "label": "verse",
        "start_s": 27.92,
        "end_s": 28.41
      },
      {
        "label": "verse",
        "start_s": 28.41,
        "end_s": 42.98
      },
      {
        "label": "bridge",
        "start_s": 42.98,
        "end_s": 43.48
      },
      {
        "label": "verse",
        "start_s": 43.48,
        "end_s": 43.96
      },
      {
        "label": "verse",
        "start_s": 43.96,
        "end_s": 50.76
      },
      {
        "label": "bridge",
        "start_s": 50.76,
        "end_s": 51.25
      },
      {
        "label": "verse",
        "start_s": 51.25,
        "end_s": 51.73
      },
      {
        "label": "verse",
        "start_s": 51.73,
        "end_s": 58.54
      },
      {
        "label": "bridge",
        "start_s": 58.54,
        "end_s": 59.03
      },
      {
        "label": "verse",
        "start_s": 59.03,
        "end_s": 59.51
      },
      {
        "label": "verse",
        "start_s": 59.51,
        "end_s": 66.32
      },
      {
        "label": "bridge",
        "start_s": 66.32,
        "end_s": 66.8
      },
      {
        "label": "verse",
        "start_s": 66.8,
        "end_s": 67.29
      },
      {
        "label": "verse",
        "start_s": 67.29,
        "end_s": 81.87
      },
      {
        "label": "bridge",
        "start_s": 81.87,
        "end_s": 82.36
      },
      {
        "label": "verse",
        "start_s": 82.36,
        "end_s": 82.85
      },
      {
        "label": "verse",
        "start_s": 82.85,
        "end_s": 89.64
      },
      {
        "label": "bridge",
        "start_s": 89.64,
        "end_s": 90.14
      },
      {
        "label": "verse",
        "start_s": 90.14,
        "end_s": 90.62
      },
      {
        "label": "verse",
        "start_s": 90.62,
        "end_s": 95.48
      },
      {
        "label": "bridge",
        "start_s": 95.48,
        "end_s": 97.42
      },
      {
        "label": "bridge",
        "start_s": 97.42,
        "end_s": 99.37
      },
      {
        "label": "verse",
        "start_s": 99.37,
        "end_s": 105.2
      },
      {
        "label": "bridge",
        "start_s": 105.2,
        "end_s": 105.69
      },
      {
        "label": "verse",
        "start_s": 105.69,
        "end_s": 106.17
      },
      {
        "label": "verse",
        "start_s": 106.17,
        "end_s": 112.98
      },
      {
        "label": "bridge",
        "start_s": 112.98,
        "end_s": 113.46
      },
      {
        "label": "verse",
        "start_s": 113.46,
        "end_s": 113.94
      },
      {
        "label": "verse",
        "start_s": 113.94,
        "end_s": 138.74
      },
      {
        "label": "chorus",
        "start_s": 138.74,
        "end_s": 139.7
      },
      {
        "label": "verse",
        "start_s": 139.7,
        "end_s": 141.17
      },
      {
        "label": "verse",
        "start_s": 141.17,
        "end_s": 141.65
      },
      {
        "label": "verse",
        "start_s": 141.65,
        "end_s": 146.52
      },
      {
        "label": "chorus",
        "start_s": 146.52,
        "end_s": 147.97
      },
      {
        "label": "verse",
        "start_s": 147.97,
        "end_s": 152.35
      },
      {
        "label": "verse",
        "start_s": 152.35,
        "end_s": 153.31
      },
      {
        "label": "verse",
        "start_s": 153.31,
        "end_s": 153.8
      },
      {
        "label": "chorus",
        "start_s": 153.8,
        "end_s": 155.75
      },
      {
        "label": "verse",
        "start_s": 155.75,
        "end_s": 156.24
      },
      {
        "label": "chorus",
        "start_s": 156.24,
        "end_s": 157.21
      },
      {
        "label": "verse",
        "start_s": 157.21,
        "end_s": 176.16
      },
      {
        "label": "verse",
        "start_s": 176.16,
        "end_s": 176.65
      },
      {
        "label": "verse",
        "start_s": 176.65,
        "end_s": 191.72
      },
      {
        "label": "chorus",
        "start_s": 191.72,
        "end_s": 192.19
      },
      {
        "label": "verse",
        "start_s": 192.19,
        "end_s": 206.77
      },
      {
        "label": "chorus",
        "start_s": 206.77,
        "end_s": 208.24
      },
      {
        "label": "verse",
        "start_s": 208.24,
        "end_s": 224.69
      }
    ],
    "chromagram": {
      "C": 0.7079,
      "C#": 0.7928,
      "D": 0.6084,
      "D#": 0.5088,
      "E": 0.4796,
      "F": 0.4626,
      "F#": 0.6302,
      "G": 0.5619,
      "G#": 0.6457,
      "A": 0.6047,
      "A#": 0.5142,
      "B": 0.5344
    },
    "mfcc_mean": [
      -172.2581,
      136.2822,
      -34.8632,
      9.697,
      8.0458,
      20.6536,
      -16.2483,
      19.5637,
      0.0122,
      3.6037,
      0.0248,
      7.0329,
      2.4148
    ]
  },
  "elapsed_s": 27.6
}