{
  "manageEntity": {
    "action": "Create",
    "entityId": "135066426",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":135066426,\"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\":\"Peaceful\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-03-26T08:50:48.000Z\",\"title\":\"Makrolon Neon Gospel Heartcode (Club Mix)\",\"duration\":296,\"audio_upload_id\":\"f47dfff70184ad6245376cfe9715e0be\",\"track_cid\":\"baeaaaiqsebsxcjbkb2wm5i7lfgzaqm6ny4s3zsvae76d74q2ft2leyeujuctq\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsedhxp3mmbyn4wchyozvlmlwh4z4hjcgjesjnxxhronbtcmkhcwgdu\",\"orig_filename\":\"Makrolon Neon Gospel Heartcode (Club Mix).flac\",\"is_downloadable\":true,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":112,\"is_custom_bpm\":false,\"musical_key\":\"B flat major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":111702289,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsebeylyhghc4bxnwjbzq5wavdzdfk6zj2kyukjzxvg45k6cj34r75i\"}}",
    "nonce": "0xd9d4b17a7d21d24d6da0e5cbb1ba7d80efb4acc19c57ccf8863d811f4f0e8960",
    "signature": "0x78000e2bcafc4a369ec4ad6012a3ef5e75f048b967495e76e5441ba599f623a31589391b0d800272387c243ea86f23bd0ff4627d54252f14366b7620e85e5d0c1b",
    "signer": "0xbed99520306BB0dDd2790eD133a58c5eC1bFCE31",
    "userId": "111702289"
  }
}