{
  "manageEntity": {
    "action": "Create",
    "entityId": "622313669",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":622313669,\"description\":\"Inspiré du jeu Conan Exile\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"World\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"Cendre et Os - 2\",\"duration\":319,\"audio_upload_id\":\"4344d0f04117ecbe5a44817679aa3007\",\"track_cid\":\"baeaaaiqsebaytbk7cozqvcmk3t7in57t6v73akaboy54e6yilibkaje2iushm\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseb4acybq5pqhsz54i3bqcdqn3uicjmoze7ehrdjievapviyv7ipnu\",\"orig_filename\":\"Cendre et Os - Visitor1.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":121,\"is_custom_bpm\":false,\"musical_key\":\"E flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":344222954,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseccdbu7sczbmskyrvv34va3hmtotdoh2pazuhyto7inzpx7iftzy2\"}}",
    "nonce": "0x3b69a5749d22ba79f0d500beae28f0d1d6e191eaced0b4975cdbe55350961f6e",
    "signature": "0xcecedb001db14a8ac25ce4683aa16c7c210c685c6ec3db37ece97dc87d95cac541f9ac94645f29d4a912d2e0bb226bf572e11f357bf7815bdfa9992a3ab7dd4c1c",
    "signer": "0xa372026fB2EE30b6F81CE820DcE21B455686A702",
    "userId": "344222954"
  }
}