{
  "manageEntity": {
    "action": "Update",
    "entityId": "1338919136",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1338919136,\"owner_id\":132716648,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":false},\"genre\":\"Techno\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"mood\":\"Excited\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-05-23T16:52:30.000Z\",\"tags\":\"minimal\",\"title\":\"techno mix #13 2026.5.23\",\"duration\":2618,\"audio_upload_id\":\"39d9f68639741a60055e9d7eefa5d688\",\"track_cid\":\"baeaaaiqsedqwju7mfelxiwec3c5r7gn4m2xobf7csbipdkcjzkdxc4zrx2axw\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseahs5w3coiqwtqiaykdruwte4u2pvcormgbcytsv5gbc4jwitthn4\",\"orig_filename\":\"techno mix # 2026.5.23mp3.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":137,\"is_custom_bpm\":false,\"musical_key\":\"A minor\",\"is_custom_musical_key\":true,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
    "nonce": "0x49bbd70bb56805e317f5124089da8e80a7a72286d0f74b8779a9a24a3d5042a4",
    "signature": "0x84c806d1e9de7ecbebd11bbba98036c3ce2c748607ef76205260b30f06205b5836a5d302273ab108fa82ee4110d13de7610a200f2e936f967da3bdb320891c261c",
    "signer": "0x5575a7be07ac6DBE1588f8eA2DA9ADf7863E2d86",
    "userId": "132716648"
  }
}