{
  "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": "0x2230887af6003f8dc7e5bd4e932ce328d1adfa81a7a7413adf80852603058cae",
    "signature": "0xb1435b1da301095c5e42ee464a8ceb7d0ea11166a9923c1f4016f11f1a8c537c67eaf559ae8c1f949fe62e05246a61d11cdccda3015c9267b0d4b2597aac3bb11c",
    "signer": "0x505dBce1FfDce9e8414E180BB911AbDA9d811131",
    "userId": "58461"
  }
}