{
  "manageEntity": {
    "action": "Create",
    "entityId": "529800725",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":529800725,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Downtempo\",\"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,\"title\":\"UNOXRockerShocker - Bark At The Moon\",\"duration\":112,\"audio_upload_id\":\"0450f93a468fb1b67babe6eaad6f4ab0\",\"track_cid\":\"baeaaaiqsebsfekpp5wsjx7en3th33oekqnx5dgzojqz2y5rpt7kkjyvvk53pi\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsea7ub3knn6saf6uieitqdq7wcydp6wc5a5i5kju6l2twiypzzjgq4\",\"orig_filename\":\"UNOXRockerShocker - Bark At The Moon.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":120,\"is_custom_bpm\":false,\"musical_key\":\"B flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":478491171,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsedbizuo3dppb6hdglde2gly7totbpmwcuinjw7gvykelpgfx7zoio\"}}",
    "nonce": "0xe41022ae8a755c3515b1e4466ee32adb73f860ad5269088c2829a721b968f9b6",
    "signature": "0xa5e5f36320635150a851cbd269c7947926395c7c1353f0076ff50d69d4885a3d60a8007c4c33a15978e20fe975810dce069e155579cc8c37c68b0d4430923d1e1c",
    "signer": "0xDeBB0409dA324f94c21071bA9D4D97d95a02ED62",
    "userId": "478491171"
  }
}