{
  "manageEntity": {
    "action": "Create",
    "entityId": "1890916732",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1890916732,\"description\":\"Iron doors, wrought iron roses, old dungeons. A young maiden was given away without love to an old king. He tormented her with jealousy, drove her out of the world — and placed a curse on his entire lineage. Since then, no bird or beast can enter the castle. Territory of evil.\\n\\nBut centuries pass. A court jester's couplet, the moon lights a spark of hope. Darkness melts, walls dissolve. A rocky shore, a lunar wedding, the liberation of lost souls — and in the finale, out of nowhere, the eternal lovers appear: Romeo and Juliet.\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Experimental\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":\"All rights reserved\",\"mood\":\"Romantic\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-04-05T21:00:00.000Z\",\"tags\":\"\",\"title\":\"Нейрон - Чёрный замок \",\"duration\":232,\"audio_upload_id\":\"a21f18ad1ebbb5c5dced2eace4f01db4\",\"track_cid\":\"baeaaaiqsecyv7ktfkkgwnqkgku6uj5dcu2kexzpyv36u4jrnh7fprhvvt3gwc\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseapbtmnuxkjqe7y6dqzolg3nbsbzgsfmp735t3rywrcmfkrhj5mim\",\"orig_filename\":\"Нейрон - Чёрный замок .mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":98,\"is_custom_bpm\":false,\"musical_key\":\"E flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":965643985,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsed76pcvkqamc7mlucwkyugy7dhumbk3pe3lzdappepblerp6wzkou\"}}",
    "nonce": "0xf7dd5759601c647b81eabfed863d61f9f6ff03ab49780cbfccbbc628c4dfd509",
    "signature": "0x74e5e15a6ce9b1c945f22f18209bddc31bd737fa6be7ddbbfe637d095e7f26a86a9774c0778b9d2d488ec0e2020b28a4f6336a37e8644d7d1192c858c70db3cd1c",
    "signer": "0x298d2A1Cab7cdc467F7F875129b4BE5bc20eb405",
    "userId": "965643985"
  }
}