{
  "manageEntity": {
    "action": "Update",
    "entityId": "736278675",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":736278675,\"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\":\"2026-10-15T19:45:48.000Z\",\"title\":\"深藍いのり - フラワーフラワー \",\"duration\":149,\"audio_upload_id\":\"f605005c10a2bfd89c46b61154c6bf4c\",\"track_cid\":\"baeaaaiqseaazhqq66wewjcxj4kv4j2zk4pqtjnwqg3gvbllvgc5qlykh3zuzu\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebimtseku7sr2y46qljr4nfhu6ah6m3znwsnsr4ocusa54hbnevck\",\"orig_filename\":\"☆ぱっぱっ花ロク.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":113,\"is_custom_bpm\":false,\"musical_key\":\"D major\",\"is_custom_musical_key\":true,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
    "nonce": "0xf588be307ca88b4dfc8d49740bfccb30dc3414b0d5634795644cc307ca94def5",
    "signature": "0xf2fa336bc9f756284bda708d4afd8beec44610f5ae2252a8311d3c258e045f1a0c84ad6f72f396cf3d968f9a00c3f1b5e48c5a9f58cd0f340a38bbf1662091be1c",
    "signer": "0x654f1b2DCF5eE0f42af2618ba269C1C8f8327BCA",
    "userId": "392916338"
  }
}