{
  "manageEntity": {
    "action": "Update",
    "entityId": "2100158423",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":2100158423,\"owner_id\":751451,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":false},\"genre\":\"Jazz\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"mood\":\"Brooding\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2028-01-19T12:00:00.000Z\",\"tags\":\"ai,jazz,darkjazz,noir\",\"title\":\"Alley Cat Blues\",\"duration\":217,\"audio_upload_id\":\"01JW6KW6R4G5Y9YPYSY8BKMG1J\",\"track_cid\":\"baeaaaiqsedqdcbdvphhejftjsnx4pa3bfnxqrvnoqt66llu7cny737wki4cbc\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseafs5p5lkuoayc5pog4wyngdlxptxi2ejuoshjh22bep6o6ey54aq\",\"orig_filename\":\"Alley Cat Blues.mp3\",\"is_downloadable\":true,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":104.6,\"is_custom_bpm\":false,\"musical_key\":\"C minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":true}}",
    "nonce": "0x50fb7e0c9e1eff55efe65cdee4084050f8df5a1cb86a8194c3ccc87a61413cce",
    "signature": "0x8e8b58ab655c06a5576fa132a6a8c8123be8b7cf827a0e1b2f6996d2872099264545837a2774c8f02eb1b1a2ed4d8a572d447eeba034961a21805dc92dfcffc51b",
    "signer": "0x20c238b8C67292B74399B705c8Ba45682d3854D3",
    "userId": "751451"
  }
}