bandwidth: 133663
audio_info {
  codec: "mp4a.40.2"
  sampling_frequency: 44100
  time_scale: 44100
  num_channels: 2
  decoder_config: "\022\020V\345\000"
}
init_range {
  begin: 0
  end: 1013
}
index_range {
  begin: 1014
  end: 1081
}
media_file_name: "bear-640x360-audio.mp4"
media_duration_seconds: 2.76317453
reference_time_scale: 44100
container_type: CONTAINER_MP4
protected_content {
  default_key_id: "1234567890123456"
  content_protection_entry {
    uuid: "1077efec-c0b2-4d02-ace3-3c1e52e2fb4b"
    pssh: "\000\000\0004pssh\001\000\000\000\020w\357\354\300\262M\002\254\343<\036R\342\373K\000\000\000\0011234567890123456\000\000\000\000"
  }
  protection_scheme: "cenc"
}