{
  "manageEntity": {
    "action": "Update",
    "entityId": "818147010",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":818147010,\"owner_id\":354084967,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":false},\"genre\":\"Electronic\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Sensual\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-05-28T04:16:48.000Z\",\"tags\":\"\",\"title\":\"wwjd 081025 - amphoteric pH4\",\"duration\":8955,\"audio_upload_id\":\"693e5e7c17cac9fee8f055768b995728\",\"track_cid\":\"baeaaaiqseak4wl73nfngpzqqm6whrn2o4j3rz4ndw64lun3ihvacvxt7wrnla\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebskpytg3osfx7dxtty6g4m5hyypdypub4luvlgwo5ffssug6u3x4\",\"orig_filename\":\"wwjd 081025-amphoteric2 pH4.WAV\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":104,\"is_custom_bpm\":false,\"musical_key\":\"C minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
    "nonce": "0x005f167b426b78a3c9d4e10090a0c790577bd710533b2428dc15c58799812817",
    "signature": "0xd40f793fe3026df856d1438606547c078c4012f94c177241a5817e976dac05056134d3227621640119e5953c1c4404be831a01d509233b9ce56696ca265b20a11c",
    "signer": "0xAC430B714713c2b2A31220a079e809a83d5c31F9",
    "userId": "354084967"
  }
}