{
  "manageEntity": {
    "action": "Update",
    "entityId": "1522594402",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1522594402,\"owner_id\":219968466,\"description\":\"I'm on the train again today.\\nSomewhere toward the back.\\n\\nTry turning around :)\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":false},\"genre\":\"Alternative\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Sentimental\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-04-22T00:48:04.000Z\",\"tags\":\"alien,ghost\",\"title\":\"Me  ( AI Generated )\",\"duration\":259,\"audio_upload_id\":\"b09594b04f8138857d637817f28e5887\",\"track_cid\":\"baeaaaiqseayo6osis4tb7r3ru6fkn53pdogoriac7bv7k5efyg6r2zkggibog\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsedijfwcduq433pb35np5vxwu42h7ywjqkw4pmqbyumu4tgfo2sfda\",\"orig_filename\":\"Me_ADS_26Φ421.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":90,\"is_custom_bpm\":false,\"musical_key\":\"E flat\",\"is_custom_musical_key\":true,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
    "nonce": "0xbaa1c8631ab89d6dbe58a46f34e1bfdf7ea957f9f7f2ed90a244134a1e68ab8e",
    "signature": "0x841bf0718c16f1d9cf7ca0c8d31c26376393de3a1518879559a671eba7d96dbd57dd7214bfd2908e5b985a40d6777703081c501a33f13abd2d6edb2074f38f541b",
    "signer": "0xd12A323399559A3773F865c8F21031bc39c29135",
    "userId": "219968466"
  }
}