{
  "manageEntity": {
    "action": "Update",
    "entityId": "253924427",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":253924427,\"owner_id\":12220,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":false},\"genre\":\"Dubstep\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"mood\":\"Energizing\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-05-19T19:33:00.000Z\",\"tags\":\"dubstep\",\"title\":\"SPACE LACES B2B EPTIC @ EDC Las Vegas 2026\",\"duration\":3572,\"audio_upload_id\":\"fcc152c4e6eb91e870adf636af8bcf71\",\"track_cid\":\"baeaaaiqseaqe7kkiq3tpnsitb2sd6egffybga5tlhx2okm3uvlnhdwdfyvaq4\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebs6rbrm73iiuqlaeejntfer2cymh32dp5xx67w3z4fmdgztolhfw\",\"orig_filename\":\"SPACE LACES B2B EPTIC bassPOD EDC Las Vegas 2026.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":146,\"is_custom_bpm\":false,\"musical_key\":\"A flat\",\"is_custom_musical_key\":true,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
    "nonce": "0x51b618f847d9e1da3c7fa87d14241c1f8f10bf1327d2b41b9f4bb58e2d5fb205",
    "signature": "0xf1f5d3ce091dfec907e42c3fa33ed97d4a45cc32312f7bfa6a30a67c24de870e5f121588db14f3b0605f59bb984f5b9fba86c30667cd0408f070e7c17be034bd1c",
    "signer": "0x5Bc42C44dD971a519Bb29863f805CEeE55a44DF4",
    "userId": "12220"
  }
}