Track Info

{
    "annotations": "string",
    "audio_encoding": "string",
    "bitrate": "string",
    "bits_per_sample": 0,
    "bpm": 0,
    "duration": 0,
    "key": "string",
    "number_of_chanels": 0,
    "number_of_samples": 0,
    "object": "audio_file_info",
    "samplerate": 0,
    "wave": [
        0.1
    ]
}