{
  "manageEntity": {
    "action": "Create",
    "entityId": "1448116570",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1448116570,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Electronic\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"mood\":\"Cool\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-04-30T12:57:13.000Z\",\"title\":\"Roll (Progressive Mix)\",\"duration\":97,\"audio_upload_id\":\"2d7fb833985f35e03b4535e02b3250a8\",\"track_cid\":\"baeaaaiqsecjele5mbhvxopigwgizzrfkeohho7m4v3to37npl4xbygkia3zu6\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseap6qgozyma5bemwuvn2vjshtfph3ecedxd56txg3qymjcz2j5ffk\",\"orig_filename\":\"Roll (Progressive Mix).mp3\",\"is_downloadable\":true,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":101,\"is_custom_bpm\":false,\"musical_key\":\"A minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":111702289,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsecoyrkb7yyvnskcrlxjauqlm2pgahzsovroe2vctz5mcmgc7gx6ki\"}}",
    "nonce": "0xe8f1c6a2538650e55afb0646f09edba9075d5834b1f4b6501c974b19c59b1596",
    "signature": "0x70d82fd06142559fd39cea7ad1073cb3235e624e1b69e6cfd44e6432e027d7cd64805f252381b453f9db1c0edd3708d4d5cc54dfbdede98590e2b46ad7d43a421b",
    "signer": "0xbed99520306BB0dDd2790eD133a58c5eC1bFCE31",
    "userId": "111702289"
  }
}