{
  "manageEntity": {
    "action": "Update",
    "entityId": "544487345",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":544487345,\"owner_id\":58461,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":false},\"genre\":\"Ambient\",\"isrc\":\"\",\"is_unlisted\":true,\"iswc\":\"\",\"license\":null,\"mood\":\"Stirring\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2025-10-10T23:54:39.000Z\",\"tags\":\"\",\"title\":\"Fragments Of The Angzaar\",\"duration\":218,\"preview_start_seconds\":0,\"audio_upload_id\":\"01KEXQNZYW1FMZK55G40NP127C\",\"track_cid\":\"baeaaaiqsea5c4ej76gpv546l724fjvpv4jd6bbhkhr3kmso4npinhha52izme\",\"preview_cid\":\"baeaaaiqsedur2evfc26oqkzfmi6nlkrmjxozbrjxh3gfh7vejhqbzm6vaxgja\",\"orig_file_cid\":\"baeaaaiqseaofqiljpiy5sae3tdutlywphsr3cdtd3amjotzx6br2wicosi7c6\",\"orig_filename\":\"Raja The Tiger - Fragments Of The Angzaar (V3).wav\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":null,\"is_custom_bpm\":false,\"musical_key\":\"C major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
    "nonce": "0x1e8b015a5db2e87b6d6ab5617f7f8027e3c110d95c4c6eea6f806e57f0fa810b",
    "signature": "0x7c77e27a00a22e4e62b404750d6ef349513f4e3886186da68e4839ee9bb1e34d4c6b554e6043c2b380b2321da765265792dc4ec353152d2b2e7e5dd80e52817d1b",
    "signer": "0x505dBce1FfDce9e8414E180BB911AbDA9d811131",
    "userId": "58461"
  }
}