{
  "manageEntity": {
    "action": "Create",
    "entityId": "1457884585",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1457884585,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Drum \u0026 Bass\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Yearning\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"drumandbass,dnb,liquid,breaks,jumpup\",\"title\":\"FKA TWIGS, THE WEEKND - TEARS IN THE CLUB [GRAIL EDIT]\",\"duration\":226,\"audio_upload_id\":\"4d4147a8a5c19c6ad3a213520ae45d6e\",\"track_cid\":\"baeaaaiqsea3k2qkvigsbabc5zpdtrpllmexonzus4a4x47e2mshca7qpazhie\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseaoe7ftqvane5rmb4e2kbti2q3h5i5uuzpbta3cra4ybntzmry2ca\",\"orig_filename\":\"TEARS IN THE CLUB [GRAIL EDIT] v52.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":87,\"is_custom_bpm\":false,\"musical_key\":\"B flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":310968,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsecalxzlaot6nizw54f4uhlc2bxwoztoqtcqulewnijxchkxzaresg\"}}",
    "nonce": "0x8da9e622405b6ce76384687df07493bc3fb33e3b75035aeaafcb0277639dde54",
    "signature": "0xd61288aa678d3d4f68750f16181e997787feccd598ac1bbcb2d3e30098612cea7a399780b901d04cdf82a500c88258fd11e9291590d9381e7b11cfc191b47d4f1c",
    "signer": "0xe8B0F64e7b93C99b3ff442987344Ff2C0A8794AF",
    "userId": "310968"
  }
}