{
  "manageEntity": {
    "action": "Create",
    "entityId": "16740167",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":16740167,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"R\u0026B/Soul\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Tender\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"warm,smooth,groove,sentimental\",\"title\":\"Grease Yo Scalp\",\"duration\":182,\"audio_upload_id\":\"a0355a137d274286e40757b5412fca5d\",\"track_cid\":\"baeaaaiqsedgmcutiihc6etso575zowav5gakcok3g4dc7s3bidjhatg3nq64g\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseadimjwhmpmjaobgaqq7pillkbvqzbqchz4ykmnwpmtcpulb2qyi6\",\"orig_filename\":\"Grease Yo Scalp.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":142,\"is_custom_bpm\":false,\"musical_key\":\"F minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":721084704,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsed6ee4pxu32qagazbycubt7qvwwme5gkjuwyv57xkxhyagyiecebe\"}}",
    "nonce": "0x25d2c6790c71a847a20886b076fd2d66c78558028906db30c8c6c9a33d6450a0",
    "signature": "0x0230f07038564943d3a0aa85827c161ed3fab6700f8a50e2bcd625ed638b37fb5211c867fb60328f29e4e99f78034969199541678f175ae5f6dcacdb8a4156951b",
    "signer": "0x292eF57C1FAAc86008ab58D5116e0ba424C9189b",
    "userId": "721084704"
  }
}