{
  "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": "0x70dbda792aa64f6391b7815d83cfcd06431aa2b1eb5fa1af243be924eeacd43f",
    "signature": "0xe55b435ffa3ed866ea36c088099f5bcad0339d2f6fb2c80b98e6dd12cea94ac808e38f82eaade21f1ff7fca9f607e421aa39bdfb455e180e17b70539ce41a1631b",
    "signer": "0x749c79C88202c35aEb047D355394D7bdeF1e960c",
    "userId": "266636478"
  }
}