{
  "manageEntity": {
    "action": "Create",
    "entityId": "1712494306",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1712494306,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Alternative\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"mood\":\"Defiant\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-05-21T08:00:36.000Z\",\"tags\":\"rock,garage,punk,ballad,guitar,live,experimental,demo,sketch,raw\",\"title\":\"Countdown to Humanity (Demo)\",\"duration\":82,\"audio_upload_id\":\"80b150d9e972523831acf0d7191949c7\",\"track_cid\":\"baeaaaiqseayfnbwllz5w4dse3c6sutejaflgspwrtxrli6mralmhasrt3furo\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseawegmw4rmxf5xhn2kzntbqu2dt6v5sddge57p3jdpes7rcxpsu5s\",\"orig_filename\":\"00006 Countdown to Humanity, crayon, bad middle:end.aif\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":118,\"is_custom_bpm\":false,\"musical_key\":\"E minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":104731,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsec2sdzuzkpj2jpneaewhtrapetnsc6lsuuwyf4zfgetm6gwf5gvoo\"}}",
    "nonce": "0x3004117af817730c83d8c156d2975a132ca7f93abc8a1640ee4212fa28f594df",
    "signature": "0xbbfe846908138a6348d84e5ed3aa98161e498f0c7c338ac7ba58a234e5efe39e751777bb2c843c2419757bfc0f6dde7aaa55e1c5ce01f7d1462a4b5fe26d80671b",
    "signer": "0xcB0cc6764C9023b8685E78148224a9467967E228",
    "userId": "104731"
  }
}