{
  "manageEntity": {
    "action": "Create",
    "entityId": "1604451504",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1604451504,\"description\":\"#AlternativeRock #AltRock #MusicForTheSoul #SoulfulMusic #RelaxingMusic #ChillMusic #IndieMusic #Indie #RussianMusic #UkrainianMusic #UkrMusic #HipHop #HipHopMusic #Rap #RapMusic #OriginalMusic #ArtistMusic #NewMusic\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Hip-Hop/Rap\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"OKgroup-Скажу тебе тихо (Skripka)\",\"duration\":223,\"audio_upload_id\":\"289b4ea3e4f92bda0e65fa3b6896a6a9\",\"track_cid\":\"baeaaaiqsec2er5njeluyauzqqm2hvag7fgo2t5iuocwnf332gwc2jjkljtoyy\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseafoniyv4yrkafg64rq6omxsu4qiujbnnovmkemhafujmmthha6kq\",\"orig_filename\":\"OKgroup-Скажу тебе тихо (Skripka).mp3\",\"is_downloadable\":true,\"is_original_available\":true,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":128,\"is_custom_bpm\":false,\"musical_key\":\"E minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":260152078,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsebaulajqxkfl6pmikvmpupi6o2jxfbi5hcv4wxn2gzwb3yfzsiecq\"}}",
    "nonce": "0x3a853ba68dc144e1932233d5ae1e29583ae4907b52663e877b468f810f89911b",
    "signature": "0x291d682a0c31c6a712e337334c7647b698bdb489aa2b626b84bb647b68bfc5c337409090a8ea40c6fbdbdaf0b6cb7027aa2d59c29fffe7c21c70a8a8f45771da1b",
    "signer": "0xD55A9f22e6A9F818B2AA2D1E9Ea5E13C4627864c",
    "userId": "260152078"
  }
}