{
  "manageEntity": {
    "action": "Create",
    "entityId": "1906073294",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1906073294,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Drum \u0026 Bass\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"Mastalos,Dnb,Rap,Cze\",\"title\":\"DALŠÍ NOC POD BETONEM \",\"duration\":264,\"audio_upload_id\":\"465e95ddf6f06b50328a246f1ab0d16c\",\"track_cid\":\"baeaaaiqsea6uuchql7gng3qunfet3szndfv2lwamglw7ff4ko3m54nazcpwog\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsedzrlbbxv4n2kp6eskntv6ltekabheh4dakzwlzlmvdf4dqylwyls\",\"orig_filename\":\"další-noc-pod-betonem.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":116,\"is_custom_bpm\":false,\"musical_key\":\"B flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":366057011,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsebkzq7xst4uvuxl73zmva2mz7zwgz4pw5amh65eu7dibe5md3m57i\"}}",
    "nonce": "0x7b77d3969e07d5c99fec61a164fff98322c27f1616e53ad7acd08437606331c4",
    "signature": "0xfccd5852c87d79d5e42f765b802b4a4d2036f0ec746fb0ff87095d3927d7ad9f676f834b4081f20726a212c8a511b6cd8effe733061df52cb2ec318828c799ae1b",
    "signer": "0xC856d3617B95131D6F4783dab9A63C45b8915c4e",
    "userId": "366057011"
  }
}