{
  "manageEntity": {
    "action": "Create",
    "entityId": "1563821857",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1563821857,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Hip-Hop/Rap\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"mood\":\"Excited\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-04-23T21:00:00.000Z\",\"tags\":\"hiphop,rap,melodic,trap,mood,sad,happy\",\"title\":\"8. Сейчас я всё скажу\",\"duration\":214,\"audio_upload_id\":\"5aef1a78a359138bc5b6079db51a47ec\",\"track_cid\":\"baeaaaiqsecugdkxclscnrkrdttioa6ol6vwfrar75lfp6zvlevav4j3w56t26\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsea4grq6msh4ibidtu4mbf6rwbgazyzwmu3uj7j5wdo4f2mvzlzknu\",\"orig_filename\":\"8. Сейчас я всё скажу.flac\",\"is_downloadable\":true,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":147,\"is_custom_bpm\":false,\"musical_key\":\"D flat major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":524728167,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsedq24q57xdg5mpo5q6ngh2pywrsvasjuk6m3qv3nis43yfnvmdj5q\"}}",
    "nonce": "0xac9410c44fb352cea8ac45e140084b868b0f2e98eb684cdf41a9ae37e025afe1",
    "signature": "0xfbbd8b2d50ebd0f4aff18e39f25b343615ab96bad699e381c56248dd6fa240027376debd2cc7be0c244b3dcc81ea1ffe4e9bfc8abc5d8d3088dcfad54276eb131b",
    "signer": "0x9d04498ED0eE9A8856B3F20D53b3a931DE241982",
    "userId": "524728167"
  }
}