{
  "manageEntity": {
    "action": "Create",
    "entityId": "2101767472",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":2101767472,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Electronic\",\"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\":\"Untitled\",\"duration\":72,\"audio_upload_id\":\"dc0dc07b69d80a60e0227e001f896136\",\"track_cid\":\"baeaaaiqsebk4dew4aizyz6e53zzk5aw47yvouq6gc7wvl4v6qqcrhbiapwcfk\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseaysfcpm6qecna6frc3hoku3s5jgaol7snhagygsisckh3lp63d62\",\"orig_filename\":\"Untitled.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":140,\"is_custom_bpm\":false,\"musical_key\":\"A flat major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":8694669,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsedzmdwbtxuv374kwxmusdmivfbmcaccdqpziapjyw34tgpl5obbl6\"}}",
    "nonce": "0x37ecda71e47a050782d33e7c002529ad513a88da79f396ccd681d6efac4104d5",
    "signature": "0x4cdb230d20249cbce0d3a81c827448c715620b338a38a6f31d9c8d74d48dc9377d026bcff6a6bd1987bce8eaa7f4374d38076c6d474ddae9d7ef895031e387481c",
    "signer": "0x0c5Aa954a53936B52eB9ECDBf21850214D89DCBa",
    "userId": "8694669"
  }
}