{
  "manageEntity": {
    "action": "Update",
    "entityId": "343251972",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":343251972,\"owner_id\":266636478,\"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\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"collaborators\":[],\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-10-19T10:05:41.000Z\",\"title\":\"Flying Electronic Orchestra\",\"duration\":194,\"audio_upload_id\":\"470b3721f7369b495fffd64c057cbef0\",\"track_cid\":\"baeaaaiqsec4ywhszdjrpmx25e56xlkzgbneolix5twvhkdasmxx723hhcloww\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsedwpthclnnwqqngxjyxq5heebntspk7pm272li2slwsskaaleqofm\",\"orig_filename\":\"Flying Electronic Orchestra.mp3\",\"is_downloadable\":true,\"is_original_available\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":107,\"is_custom_bpm\":false,\"musical_key\":\"B flat\",\"is_custom_musical_key\":true,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
    "nonce": "0x3a8c7ac5e118c9f10baa61de490ef191121b78993d7ca53dd8093819a529ba3a",
    "signature": "0x1800853fdda5fcf303cd3937252bd410a5e2a23faba8b449b0574f8e6e9fbd0d75d948edde932ced6bb3508f7b7e60c8f3af21b59953605827d988d6620f02e01b",
    "signer": "0x749c79C88202c35aEb047D355394D7bdeF1e960c",
    "userId": "266636478"
  }
}