{
  "manageEntity": {
    "action": "Create",
    "entityId": "880664530",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":880664530,\"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,\"mood\":\"Empowering\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"electrometal,mystery,scifi,space,galactic,djaliencore,planet,rock,metal,self\",\"title\":\"Ninth Pull\",\"duration\":373,\"audio_upload_id\":\"22633fb867df1df9aa737d607081af14\",\"track_cid\":\"baeaaaiqsedlffpxfoahma5ab7hkqudytmovlfz62xibhl466t7bbeegph4qmy\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebtzskii6noighq5xaykq4sfsxnbjusst5o7e3qctkiqmbyby7sp6\",\"orig_filename\":\"Master_Ninth Pull.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":139,\"is_custom_bpm\":false,\"musical_key\":\"E minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":836389559,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsedm4p63opbasnkx4wcux5nvl24znztqtbsrgifx2uxcogjllby7ou\"}}",
    "nonce": "0xc3104dd394756f1fe11272e87b61239b400acaae757eec67fd7a53eaf0f9c7e2",
    "signature": "0x53cfbc913036a68a3cd7af62a3035ad7439e647e08e84fe6221f898f7e636ca37aaaf8736fa64d4b0a11f2867ef94847be5cf0a9db6a6beee89b2cb872b8ac681b",
    "signer": "0x4771D256e7217EB6B247e8cBaFbbCb199424a6b2",
    "userId": "836389559"
  }
}