{
  "manageEntity": {
    "action": "Create",
    "entityId": "1991831203",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1991831203,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Drum \u0026 Bass\",\"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\":\"Coincide \",\"duration\":315,\"audio_upload_id\":\"dcf73edccf806af8e40aef4f194682ba\",\"track_cid\":\"baeaaaiqsecvhcbbwvap2ltvnlpxukw3xuowa7fobxzefsqcsz3h7veihdog36\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsea7lmgtyhgxqtj2h6eopvaxr66rdxzjjdfvagly72cqeehu3hmim2\",\"orig_filename\":\"No-video-title-fdown.net 10.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":86,\"is_custom_bpm\":false,\"musical_key\":\"C minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":373173,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsebzh6yfcboljqiqhcnwxatwuiyyy4sfmzxgjmuejj7y7xuterxt2c\"}}",
    "nonce": "0xb5b61df8779adcbc6a7aa8f31e5fc5e1ebddb37a179e502d5d7f3650bb11887f",
    "signature": "0xa0e2ad367abca3f8bc20a5df168d5895729080ba26f126c0a4583c490ba368c746f9257c6f3602064485e793a2308776b18ea13de1b2c7aec66d71e13f6d154d1b",
    "signer": "0x2CdceEeabf6dc8403D306e7C20eD1Bc4F95f13cE",
    "userId": "373173"
  }
}