{
  "manageEntity": {
    "action": "Create",
    "entityId": "685242491",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":685242491,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Alternative\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Peaceful\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"afrohouse\",\"title\":\"Gorbunoff \u0026 Brandon Szabo - Langa\",\"duration\":164,\"audio_upload_id\":\"94039ab634376834e7b99b8540abb140\",\"track_cid\":\"baeaaaiqsedlcdzywxhixmruqje7tr4mm2roaiah2jtex3kot5kb7n63i6gqwc\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsealpmrotoybsw4kvhwca74lqsvg6hlcb7pk6rte4pkjbeehmpwjmi\",\"orig_filename\":\"Gorbunoff \u0026 Brandon Szabo - Langa.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":120,\"is_custom_bpm\":false,\"musical_key\":\"D minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":934065758,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseayww37focpxtboujurvziovb4u7xagngsgnuj2wwyzncmygtwbes\"}}",
    "nonce": "0x7b2d89eab58f62b60bbf95ef23a11cd6f93605dae34f8653d870cbd643b61600",
    "signature": "0x50e9d3ca43340e84475a05ca759efd36903b149f84703ee200345408e4b189dc137c3e4e6a938664e5dc8a3a813be062b2c71f753b52d7b4dbeab3fe4fbbf9041c",
    "signer": "0xFE17Fe2677AF57d35AbC9CeafeA4FF91C4542293",
    "userId": "934065758"
  }
}