{
  "status": "success",
  "features": {
    "bpm": 99.03,
    "bpm_confidence": 1.0,
    "key": "E major",
    "key_confidence": 0.7539,
    "duration_s": 258.79,
    "loudness_lufs": -7.17,
    "peak_dbfs": 2.0,
    "dynamic_range_db": 11.37,
    "stereo_width_pct": 11.49,
    "spectrum": {
      "sub_pct": 18.42,
      "bass_pct": 45.72,
      "low_mid_pct": 22.21,
      "mid_pct": 11.23,
      "high_mid_pct": 1.76,
      "air_pct": 0.59,
      "centroid_hz": 557.6,
      "rolloff_hz": 821.4
    },
    "rhythm": {
      "onset_density": 3.16,
      "beat_regularity": 0.0281,
      "zero_crossing_rate": 0.054935
    },
    "sections": [
      {
        "label": "intro",
        "start_s": 0.0,
        "end_s": 14.58
      },
      {
        "label": "verse",
        "start_s": 14.58,
        "end_s": 17.02
      },
      {
        "label": "bridge",
        "start_s": 17.02,
        "end_s": 24.29
      },
      {
        "label": "verse",
        "start_s": 24.29,
        "end_s": 25.48
      },
      {
        "label": "bridge",
        "start_s": 25.48,
        "end_s": 26.71
      },
      {
        "label": "bridge",
        "start_s": 26.71,
        "end_s": 40.65
      },
      {
        "label": "bridge",
        "start_s": 40.65,
        "end_s": 41.84
      },
      {
        "label": "bridge",
        "start_s": 41.84,
        "end_s": 49.12
      },
      {
        "label": "bridge",
        "start_s": 49.12,
        "end_s": 50.94
      },
      {
        "label": "bridge",
        "start_s": 50.94,
        "end_s": 52.76
      },
      {
        "label": "bridge",
        "start_s": 52.76,
        "end_s": 53.97
      },
      {
        "label": "bridge",
        "start_s": 53.97,
        "end_s": 55.8
      },
      {
        "label": "bridge",
        "start_s": 55.8,
        "end_s": 58.82
      },
      {
        "label": "bridge",
        "start_s": 58.82,
        "end_s": 75.17
      },
      {
        "label": "verse",
        "start_s": 75.17,
        "end_s": 76.41
      },
      {
        "label": "bridge",
        "start_s": 76.41,
        "end_s": 99.43
      },
      {
        "label": "verse",
        "start_s": 99.43,
        "end_s": 100.05
      },
      {
        "label": "verse",
        "start_s": 100.05,
        "end_s": 101.85
      },
      {
        "label": "bridge",
        "start_s": 101.85,
        "end_s": 108.52
      },
      {
        "label": "verse",
        "start_s": 108.52,
        "end_s": 110.34
      },
      {
        "label": "bridge",
        "start_s": 110.34,
        "end_s": 118.82
      },
      {
        "label": "bridge",
        "start_s": 118.82,
        "end_s": 121.85
      },
      {
        "label": "bridge",
        "start_s": 121.85,
        "end_s": 138.18
      },
      {
        "label": "verse",
        "start_s": 138.18,
        "end_s": 138.82
      },
      {
        "label": "chorus",
        "start_s": 138.82,
        "end_s": 140.04
      },
      {
        "label": "bridge",
        "start_s": 140.04,
        "end_s": 147.86
      },
      {
        "label": "verse",
        "start_s": 147.86,
        "end_s": 148.51
      },
      {
        "label": "verse",
        "start_s": 148.51,
        "end_s": 149.75
      },
      {
        "label": "bridge",
        "start_s": 149.75,
        "end_s": 157.0
      },
      {
        "label": "verse",
        "start_s": 157.0,
        "end_s": 158.22
      },
      {
        "label": "chorus",
        "start_s": 158.22,
        "end_s": 159.44
      },
      {
        "label": "bridge",
        "start_s": 159.44,
        "end_s": 167.28
      },
      {
        "label": "verse",
        "start_s": 167.28,
        "end_s": 167.92
      },
      {
        "label": "verse",
        "start_s": 167.92,
        "end_s": 168.52
      },
      {
        "label": "verse",
        "start_s": 168.52,
        "end_s": 169.11
      },
      {
        "label": "bridge",
        "start_s": 169.11,
        "end_s": 184.88
      },
      {
        "label": "verse",
        "start_s": 184.88,
        "end_s": 185.5
      },
      {
        "label": "bridge",
        "start_s": 185.5,
        "end_s": 188.45
      },
      {
        "label": "verse",
        "start_s": 188.45,
        "end_s": 189.13
      },
      {
        "label": "bridge",
        "start_s": 189.13,
        "end_s": 220.03
      },
      {
        "label": "chorus",
        "start_s": 220.03,
        "end_s": 220.59
      },
      {
        "label": "chorus",
        "start_s": 220.59,
        "end_s": 222.46
      },
      {
        "label": "bridge",
        "start_s": 222.46,
        "end_s": 229.7
      },
      {
        "label": "verse",
        "start_s": 229.7,
        "end_s": 230.26
      },
      {
        "label": "chorus",
        "start_s": 230.26,
        "end_s": 232.16
      },
      {
        "label": "verse",
        "start_s": 232.16,
        "end_s": 232.78
      },
      {
        "label": "bridge",
        "start_s": 232.78,
        "end_s": 233.37
      },
      {
        "label": "verse",
        "start_s": 233.37,
        "end_s": 233.98
      },
      {
        "label": "bridge",
        "start_s": 233.98,
        "end_s": 234.57
      },
      {
        "label": "verse",
        "start_s": 234.57,
        "end_s": 235.18
      },
      {
        "label": "bridge",
        "start_s": 235.18,
        "end_s": 239.43
      },
      {
        "label": "chorus",
        "start_s": 239.43,
        "end_s": 241.86
      },
      {
        "label": "verse",
        "start_s": 241.86,
        "end_s": 242.46
      },
      {
        "label": "bridge",
        "start_s": 242.46,
        "end_s": 249.13
      },
      {
        "label": "verse",
        "start_s": 249.13,
        "end_s": 249.67
      },
      {
        "label": "verse",
        "start_s": 249.67,
        "end_s": 250.94
      },
      {
        "label": "verse",
        "start_s": 250.94,
        "end_s": 251.52
      },
      {
        "label": "verse",
        "start_s": 251.52,
        "end_s": 252.13
      },
      {
        "label": "outro",
        "start_s": 252.13,
        "end_s": 258.79
      }
    ],
    "chromagram": {
      "C": 0.4357,
      "C#": 0.5185,
      "D": 0.4112,
      "D#": 0.4975,
      "E": 0.6138,
      "F": 0.5788,
      "F#": 0.6571,
      "G": 0.5772,
      "G#": 0.6562,
      "A": 0.578,
      "A#": 0.4984,
      "B": 0.5413
    },
    "mfcc_mean": [
      -75.3641,
      139.0666,
      -29.1319,
      51.3825,
      -5.5442,
      30.5864,
      -9.2097,
      17.7678,
      -4.0911,
      8.8685,
      -1.6845,
      7.3149,
      -1.4302
    ]
  },
  "elapsed_s": 36.21,
  "cache_hit": true
}