{
  "manageEntity": {
    "action": "Update",
    "entityId": "297010857",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":297010857,\"owner_id\":392916338,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":false},\"genre\":\"Pop\",\"isrc\":null,\"is_unlisted\":true,\"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\":\"2026-10-11T19:07:49.000Z\",\"title\":\"二神由美, 前園純ノ介 - 阿呆鷲 \",\"duration\":58,\"audio_upload_id\":\"e502571a328700cf0e345cb4cd2c4698\",\"track_cid\":\"baeaaaiqsebiagndh6mlchl4jh6t5femmin7einymzkvk5fs6a62yquqetviqk\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsecimcf2jl5sca273vupqyuo5xgq7kqlfb3ka4y47f4v4pkaydpfck\",\"orig_filename\":\"阿呆鷲.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":132,\"is_custom_bpm\":false,\"musical_key\":\"A flat\",\"is_custom_musical_key\":true,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
    "nonce": "0x04c232084e3749493701926eab9c554cd9c269d0efc577d98f60c39e4a01203e",
    "signature": "0x0e0f80fbf0aabae8370012939a82bde3986c1b95b5069162b94b25acf2c9d59b3aca05701d4aa64c38f1a65c88b0065764c8e3de943f17cb3d341022701b52f01b",
    "signer": "0x654f1b2DCF5eE0f42af2618ba269C1C8f8327BCA",
    "userId": "392916338"
  }
}