{
  "manageEntity": {
    "action": "Create",
    "entityId": "1038137020",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1038137020,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":true},\"genre\":\"Podcasts\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"mood\":\"Sentimental\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"doctorwho\",\"title\":\"2010-04-05 DWP-EP-1\",\"duration\":3029,\"audio_upload_id\":\"e250b4d28925b586d9a7d0c250cdea11\",\"track_cid\":\"baeaaaiqsedlhz33vteizapn62z5itmfz5femx2fsgfka6vqs46antvvpchwnu\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebg6lsdslwz25gtbk2vvgatqef4kfhu74igslmoul3baaqklnwgxw\",\"orig_filename\":\"2010-04-05 DWP-EP-1.mp3\",\"is_downloadable\":true,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":130,\"is_custom_bpm\":false,\"musical_key\":\"B minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":597397433,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseaikokuvila56wcqbcanixfh3uulgc4edhu7tuk3zpy76nzg4wrse\"}}",
    "nonce": "0x144b01636f70f6fb0678a94df1a83ae049cd3a12616582d0658caa7433cafd31",
    "signature": "0xe923a1c95998c3c1d6f502021ec6db38fc475919663ab6a6ff4379270d1048c624ad875fb26c8863a5af136e3f35a2644372f30ca63c3bf8d5380fd86f3260841c",
    "signer": "0x47bF11DdE03594c25814c08592866D0B09eb566A",
    "userId": "597397433"
  }
}