URL to the audio asset
Optionalduration_Audio duration in milliseconds
Optionalfile_File size in bytes
Optionalcontainer_Audio container/file format (mp3, m4a, aac, wav, ogg, flac, etc.)
OptionalcodecAudio codec used (aac, aac_lc, he_aac, pcm, mp3, vorbis, opus, flac, ac3, eac3, etc.)
Optionalsampling_Sampling rate in Hz (e.g., 44100, 48000, 96000)
OptionalchannelsChannel configuration
Optionalbit_Bit depth
Optionalbitrate_Bitrate in kilobits per second
Optionalloudness_Integrated loudness in LUFS
Optionaltrue_True peak level in dBFS
Optionaltranscript_URL to text transcript of the audio content
Optionalprovenance
Audio asset with URL and technical specifications