{
  "manageEntity": {
    "action": "Create",
    "entityId": "55455056",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":55455056,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":true},\"genre\":\"Spoken Word\",\"isrc\":\"\",\"is_unlisted\":true,\"iswc\":\"\",\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"27 - Le Boyfriend - Chapitre 27\",\"duration\":823,\"audio_upload_id\":\"60bed979baa8dcbe137bfbf4dab68d37\",\"track_cid\":\"baeaaaiqseao3mtif5ntreeqx3mozsihs3pzxagbwqfxi5rkotieibpjm27was\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseb37jyso3xggnuxnwfwrwqrajni55bhbjdrnirxqg7bwk6s3yiffg\",\"orig_filename\":\"27 - Le Boyfriend - Chapitre 27.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":119,\"is_custom_bpm\":false,\"musical_key\":\"G minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":426957304,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsea24p7uhz7cyo5hdn3wwlamkwp2h666dt5cvsvkejmbdbljozjmes\"}}",
    "nonce": "0x891ac7420057741d98b552df26de75dca7f1a06f41779ae6093d0e7229334d7e",
    "signature": "0x5a6260b1b22586eac54a8784e6cda96d483d28585a36427d119edbe41dfdbc6e6a56ae6acee83e0cf86616ecbdf9536f400d914846ed83871857072de756bb631b",
    "signer": "0xEE8e9f9CBB51aaaA47B347678D6344cfCFa29F00",
    "userId": "426957304"
  }
}