{
  "manageEntity": {
    "action": "Create",
    "entityId": "1420729256",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1420729256,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Electronic\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"mood\":\"Cool\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-04-22T12:51:05.000Z\",\"title\":\"Real Ball (Drum Mix)\",\"duration\":479,\"audio_upload_id\":\"09af5a38f9b8b761fdfbebed5122b0c5\",\"track_cid\":\"baeaaaiqsebnkeisrx4mrrwyjb3i5uhuozyjhufs2j47a3axj7uqsafpw3plaa\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsecj3rtue452zq7ydfpybjay3e6znt2tn7qe5cem5zltvcsioho3wu\",\"orig_filename\":\"Real Ball (Drum Mix).wav\",\"is_downloadable\":true,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":136,\"is_custom_bpm\":false,\"musical_key\":\"B flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":111702289,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsebn7fp3hhnp75osx5okudepyqpisvmtwlu74l7sxww7div4byowwo\"}}",
    "nonce": "0xbd1d3a4ecc47a7b228309e1c01966bd12118d6c363ac35dcfae14cdc43158849",
    "signature": "0xda49b4f1056ac76de7f980f77defc71c079bef96da88e2107df4a72b0a8300b95ac32c3a1eb418df640bc9cbd7fc310631788299c45c43657e74209bd2ce18641b",
    "signer": "0xbed99520306BB0dDd2790eD133a58c5eC1bFCE31",
    "userId": "111702289"
  }
}