{
  "manageEntity": {
    "action": "Update",
    "entityId": "192017",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":192017,\"owner_id\":55609,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":false},\"genre\":\"Electronic\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":\"All rights reserved\",\"mood\":\"Empowering\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2020-11-27T15:04:00.000Z\",\"title\":\"Deep1\",\"duration\":130,\"track_cid\":\"baeaaaiqsebys4tkbybe3eomw6yyrmkp6bdu4bld7mcgdqyun3wsci2754zl6c\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsechj6dpvpf4xcgt6lllj3hm24fl5ctmkb27wmrsrmy2cvdsf6n63a\",\"orig_filename\":\"24 Deep1.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":140,\"is_custom_bpm\":false,\"musical_key\":\"A flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
    "nonce": "0x871f3ebe54326256258091acfdcaf2729ac78450adb36e6f1c41b38ae8425ca1",
    "signature": "0xe9da3bb2a00b1d944f231fde5b3d08e3edc1b69fe68cf9e0e0163fc0016a22c8488dd8bf5d0848018fc3400e9e688780b0555bfb856150f24d0d0d1e412b335c1b",
    "signer": "0x12cc71bF02E05d24430Ac01F30544a50C5BDb063",
    "userId": "55609"
  }
}