{
  "manageEntity": {
    "action": "Update",
    "entityId": "1180963927",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1180963927,\"owner_id\":966718637,\"description\":\"『 Nightshade 』※ music of the Witch of Theatergoing, Drama and Spectating\\n\\nstream/download: https://streamlink.to/nightshade\\n\\nhttps://lit.link/jorei\\n\\nillustration：rbontyo (https://twitter.com/rbontyo)\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":false},\"genre\":\"Dubstep\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":\"All rights reserved\",\"is_stream_gated\":true,\"stream_conditions\":{\"follow_user_id\":966718637},\"allowed_api_keys\":null,\"is_download_gated\":true,\"download_conditions\":{\"follow_user_id\":966718637},\"release_date\":\"2025-04-24T19:54:17.000Z\",\"tags\":\"\",\"title\":\"Fragment #900 Million\",\"duration\":154,\"audio_upload_id\":\"01JSMNSRM0K8R08J3FBKJVSFC1\",\"track_cid\":\"baeaaaiqsedc6c5jbyairh2lbzqym4kdshz5ficxlnolscfsbcxozmijwduiiy\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseakyawyx7kxvhnccice7j6rzrerwnjdjjuiggyvint5xsn67b25uo\",\"orig_filename\":\"21 07 22 fragment #900 million v2 m1.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":149.7,\"is_custom_bpm\":false,\"musical_key\":\"E minor\",\"is_custom_musical_key\":true,\"comments_disabled\":true,\"is_scheduled_release\":false}}",
    "nonce": "0x75c302df97fa6c13ef72e7f876952cbe71dde0e026676633700007945997d5d8",
    "signature": "0x115c2dfd7bf180576ce3e8e2b597a84f0c7fc1df8bc35518825a7972d6389afc47a74463887bf752f3f2a0cab510947aab473afc836dc3162f9ffcf1d11577431c",
    "signer": "0x8ceC428fEdEC4eDeb4cA035268e8E8a2837EfC01",
    "userId": "966718637"
  }
}