{
"manageEntity": {
"action": "Update",
"entityId": "833466183",
"entityType": "Track",
"metadata": "{\"cid\":\"\",\"data\":{\"track_id\":833466183,\"owner_id\":392916338,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"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\":\"2026-10-16T15:09:48.000Z\",\"title\":\"ころがり鼻垂れ猫 \",\"duration\":25,\"audio_upload_id\":\"636ba4a495b607dfb666897becefd509\",\"track_cid\":\"baeaaaiqsec73sjjhsja6st6kzad6tgwqu47suxdztas7nvsmfbm5sc5hu2c5y\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsed7w36k4u6skkohwu7mwojo3or42g4q3zsyuu33aama3k3b4zpu4a\",\"orig_filename\":\"魔笛.mp3\",\"cover_art_sizes\":\"baeaaaiqsedcd7k5lneifnkim26bt5razwc33tmqlzus5lehql75dq5awter4s\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":118,\"is_custom_bpm\":false,\"musical_key\":\"F major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
"nonce": "0xc52e52524c977e9e809939dd142473622d654c40317536a693866ee9b014b062",
"signature": "0xb374187f8b2d407237f00105b00d82d324926c21b49aaef7e5c27a874851adce5c8856b9486d9465565af4c85ee48d1f25f084850ff0f5bb94307c1a810272301c",
"signer": "0x654f1b2DCF5eE0f42af2618ba269C1C8f8327BCA",
"userId": "392916338"
}
}