{
  "manageEntity": {
    "action": "Create",
    "entityId": "2043017172",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":2043017172,\"description\":\"Based on a true story and real tragic event that occured Dec 8, 2008 at 9:01:32 pm\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Hip-Hop/Rap\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"mood\":\"Other\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"wannabe,rap,rapmusic,gangsta,gothic,truestory\",\"title\":\"Wanna Be\",\"duration\":222,\"audio_upload_id\":\"59f55284b9abf2f1f0dbab8a46cadfcb\",\"track_cid\":\"baeaaaiqsecoo7krb5l47upp26mftc6v72wcseeha7uqphz2glfi22sx6mddva\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseacbkfjuju2a3dcmuvt2m5lazzr2hdma2is57myqvv663f7igkmos\",\"orig_filename\":\"Wanna Be.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":133,\"is_custom_bpm\":false,\"musical_key\":\"D minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":585657157,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsed56sxq5v5avgpdqn4nts42c3ji6i3nalvgsr2ppd7gazoi2fld2g\"}}",
    "nonce": "0x5cfe1174cab25a4d4d978a4146034fa999db4631f22676267613c715f01cf02a",
    "signature": "0xd6351b3d66a6df9a2cf7457e56f93a59b9a107a63a39e823b1054156f6d39fc2758bd6f594551a7f10e82d6bba0a8b2e3fcaa870518bf08512007925e16794731b",
    "signer": "0x80104160CB03BAEbc2c12AA0a4b0f722c238C55a",
    "userId": "585657157"
  }
}