song_id,asset_id,type,role,split,audio_path,source_dataset,title,artist,album_id,bucket,offset_sec,duration_sec,sample_rate,bitrate,license,is_lossless
song_0001,asset_0001_master_lossless,11,reference,train,business_audio/song_0001/master_lossless.wav,internal_catalog,Song A,Artist A,album_01,lossless_reference_core,0,180,44100,1411,licensed,true
song_0001,asset_0001_douyin_clip,7,query,test,business_audio/song_0001/douyin_clip.mp3,internal_catalog,Song A,Artist A,album_01,short_video_hook,42.5,8,44100,192,licensed,false
song_0002,asset_0002_demo,18,excluded,holdout,business_audio/song_0002/demo.mp3,internal_catalog,Song B,Artist B,album_02,demo_variation_pool,0,95,44100,192,review_pending,false