{
  "manageEntity": {
    "action": "Update",
    "entityId": "337855604",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":337855604,\"owner_id\":853985883,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":false},\"genre\":\"Acoustic\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"mood\":\"Energizing\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"collaborators\":[],\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2025-10-26T13:04:12.000Z\",\"title\":\"DIE MURGOS 23 OCTUBRE 2025 SPORTPARK MOABIT BERLIN\",\"duration\":694,\"audio_upload_id\":\"01K8EDT5S4QD1PAPKK93AHJ4Q6\",\"track_cid\":\"baeaaaiqsea6cgshma3iwxkwcd67yufynti5rcbkyeplxyjb5mw2gj332tuet6\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseaa5d3ww3nligabhuvn4wprwwsefk6noxrz7klbnvifuafkwh3poq\",\"orig_filename\":\"ensayo 23.10.25 sportpark moabit.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\":\"D flat\",\"is_custom_musical_key\":true,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
    "nonce": "0x58933ac511bc1a2e764aa30148a3c1ac5d23763fe3f801a3ee6f14339d8274d5",
    "signature": "0xde71a3eee08f63f8b47f4ebbf30f6e017f1e4c73ef53961a4c96fe235b66f87825bd803f94194b4cb813432b772280f6a756eccc38947c837a58b7f4863af5501c",
    "signer": "0x4Fad8eEfaB727De36E1535655D7dbA3997255b5B",
    "userId": "853985883"
  }
}