{
  "status": "success",
  "features": {
    "bpm": 127.99,
    "bpm_confidence": 1.0,
    "key": "F# major",
    "key_confidence": 0.683,
    "duration_s": 173.54,
    "loudness_lufs": -7.28,
    "peak_dbfs": 3.29,
    "dynamic_range_db": 11.93,
    "stereo_width_pct": 2.99,
    "spectrum": {
      "sub_pct": 41.56,
      "bass_pct": 26.51,
      "low_mid_pct": 22.93,
      "mid_pct": 5.79,
      "high_mid_pct": 1.73,
      "air_pct": 1.45,
      "centroid_hz": 514.6,
      "rolloff_hz": 511.9
    },
    "rhythm": {
      "onset_density": 4.88,
      "beat_regularity": 0.0129,
      "zero_crossing_rate": 0.062869
    },
    "sections": [
      {
        "label": "verse",
        "start_s": 0.0,
        "end_s": 2.82
      },
      {
        "label": "bridge",
        "start_s": 2.82,
        "end_s": 4.24
      },
      {
        "label": "verse",
        "start_s": 4.24,
        "end_s": 10.8
      },
      {
        "label": "chorus",
        "start_s": 10.8,
        "end_s": 11.74
      },
      {
        "label": "verse",
        "start_s": 11.74,
        "end_s": 15.95
      },
      {
        "label": "bridge",
        "start_s": 15.95,
        "end_s": 17.82
      },
      {
        "label": "bridge",
        "start_s": 17.82,
        "end_s": 19.71
      },
      {
        "label": "verse",
        "start_s": 19.71,
        "end_s": 42.68
      },
      {
        "label": "chorus",
        "start_s": 42.68,
        "end_s": 43.61
      },
      {
        "label": "verse",
        "start_s": 43.61,
        "end_s": 47.82
      },
      {
        "label": "bridge",
        "start_s": 47.82,
        "end_s": 50.18
      },
      {
        "label": "verse",
        "start_s": 50.18,
        "end_s": 51.12
      },
      {
        "label": "verse",
        "start_s": 51.12,
        "end_s": 59.55
      },
      {
        "label": "chorus",
        "start_s": 59.55,
        "end_s": 60.49
      },
      {
        "label": "verse",
        "start_s": 60.49,
        "end_s": 63.3
      },
      {
        "label": "chorus",
        "start_s": 63.3,
        "end_s": 64.24
      },
      {
        "label": "verse",
        "start_s": 64.24,
        "end_s": 64.7
      },
      {
        "label": "bridge",
        "start_s": 64.7,
        "end_s": 65.18
      },
      {
        "label": "verse",
        "start_s": 65.18,
        "end_s": 66.12
      },
      {
        "label": "verse",
        "start_s": 66.12,
        "end_s": 67.05
      },
      {
        "label": "chorus",
        "start_s": 67.05,
        "end_s": 67.99
      },
      {
        "label": "verse",
        "start_s": 67.99,
        "end_s": 68.93
      },
      {
        "label": "chorus",
        "start_s": 68.93,
        "end_s": 70.32
      },
      {
        "label": "verse",
        "start_s": 70.32,
        "end_s": 74.55
      },
      {
        "label": "chorus",
        "start_s": 74.55,
        "end_s": 75.49
      },
      {
        "label": "verse",
        "start_s": 75.49,
        "end_s": 77.82
      },
      {
        "label": "verse",
        "start_s": 77.82,
        "end_s": 79.7
      },
      {
        "label": "verse",
        "start_s": 79.7,
        "end_s": 81.12
      },
      {
        "label": "verse",
        "start_s": 81.12,
        "end_s": 82.05
      },
      {
        "label": "verse",
        "start_s": 82.05,
        "end_s": 92.82
      },
      {
        "label": "verse",
        "start_s": 92.82,
        "end_s": 94.7
      },
      {
        "label": "verse",
        "start_s": 94.7,
        "end_s": 95.18
      },
      {
        "label": "bridge",
        "start_s": 95.18,
        "end_s": 96.11
      },
      {
        "label": "verse",
        "start_s": 96.11,
        "end_s": 117.2
      },
      {
        "label": "chorus",
        "start_s": 117.2,
        "end_s": 118.13
      },
      {
        "label": "verse",
        "start_s": 118.13,
        "end_s": 122.82
      },
      {
        "label": "bridge",
        "start_s": 122.82,
        "end_s": 124.7
      },
      {
        "label": "bridge",
        "start_s": 124.7,
        "end_s": 126.11
      },
      {
        "label": "verse",
        "start_s": 126.11,
        "end_s": 134.07
      },
      {
        "label": "chorus",
        "start_s": 134.07,
        "end_s": 135.49
      },
      {
        "label": "verse",
        "start_s": 135.49,
        "end_s": 138.3
      },
      {
        "label": "chorus",
        "start_s": 138.3,
        "end_s": 139.24
      },
      {
        "label": "verse",
        "start_s": 139.24,
        "end_s": 139.7
      },
      {
        "label": "bridge",
        "start_s": 139.7,
        "end_s": 140.18
      },
      {
        "label": "verse",
        "start_s": 140.18,
        "end_s": 141.12
      },
      {
        "label": "verse",
        "start_s": 141.12,
        "end_s": 141.57
      },
      {
        "label": "chorus",
        "start_s": 141.57,
        "end_s": 142.99
      },
      {
        "label": "verse",
        "start_s": 142.99,
        "end_s": 143.93
      },
      {
        "label": "chorus",
        "start_s": 143.93,
        "end_s": 144.86
      },
      {
        "label": "verse",
        "start_s": 144.86,
        "end_s": 149.07
      },
      {
        "label": "chorus",
        "start_s": 149.07,
        "end_s": 150.48
      },
      {
        "label": "verse",
        "start_s": 150.48,
        "end_s": 152.82
      },
      {
        "label": "chorus",
        "start_s": 152.82,
        "end_s": 154.7
      },
      {
        "label": "verse",
        "start_s": 154.7,
        "end_s": 156.11
      },
      {
        "label": "verse",
        "start_s": 156.11,
        "end_s": 167.82
      },
      {
        "label": "chorus",
        "start_s": 167.82,
        "end_s": 169.7
      },
      {
        "label": "verse",
        "start_s": 169.7,
        "end_s": 170.64
      },
      {
        "label": "verse",
        "start_s": 170.64,
        "end_s": 173.54
      }
    ],
    "chromagram": {
      "C": 0.3918,
      "C#": 0.3825,
      "D": 0.307,
      "D#": 0.3847,
      "E": 0.4089,
      "F": 0.816,
      "F#": 0.8939,
      "G": 0.5972,
      "G#": 0.4568,
      "A": 0.3526,
      "A#": 0.4024,
      "B": 0.3503
    },
    "mfcc_mean": [
      -79.7793,
      110.1004,
      -11.237,
      54.5196,
      -22.175,
      32.6169,
      -18.658,
      25.2778,
      -6.4568,
      8.1895,
      -6.8216,
      4.7853,
      -4.9171
    ],
    "vocal_presence_score": 0.569,
    "is_instrumental": false
  },
  "elapsed_s": 30.69
}