{
  "manageEntity": {
    "action": "Create",
    "entityId": "1986512381",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1986512381,\"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,\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"White-Ra Turbo Party\",\"duration\":2563,\"audio_upload_id\":\"f5405c19bd980371536e9193a2a456e8\",\"track_cid\":\"baeaaaiqsebzkcnuwxkl5cgyxgw3nb3374fooe2nuzhs22hx7tvsx3robksirq\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebx5mrccnazbho6hpha2efie5vqkhctvi5ugs6d6xv2h3xzqtjlng\",\"orig_filename\":\"DJ_Amoureux_-_White-Ra_Turbo_Party.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":135,\"is_custom_bpm\":false,\"musical_key\":\"A flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":100027732,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsea3saumcdh2aivnzcung22x56ylqoaiefywsocw3yhvqun7f3lpvc\"}}",
    "nonce": "0x38ca7964d269c186abbf7cc3f7f8507f4e96f70478d760f508dc3b100224e4d7",
    "signature": "0x9ba8183d8d5523c7c50d9a517751e63a318eaf70881e7129c10ea0a1e313b19513d37d9b5a667d94e21eb230c84fc75544374a69b4e3088cbd9d1528adcfa4081b",
    "signer": "0x7D86D15B8eCca91f3Fcfa84CE8a06ff8D0049255",
    "userId": "100027732"
  }
}