{
  "manageEntity": {
    "action": "Create",
    "entityId": "868019064",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":868019064,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Rock\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Aggressive\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"Рыжий клоун\",\"duration\":132,\"audio_upload_id\":\"1f628fecf35647f0fab156ba65c8e608\",\"track_cid\":\"baeaaaiqsecnews2x7ckd7u733sejztiqdxbwu2ngdof524ejn4ibhiuwpcm3q\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebpqi5hybjctzrdtf7nbvecgpc3twzkmde3s4jste4dkngs6pifls\",\"orig_filename\":\"Рыжий клоун.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":145,\"is_custom_bpm\":false,\"musical_key\":\"E minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":693659852,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseacf2z2feb6cxwr5yuxi6hrvxxokp44wp5aob5iryijdje3izwegy\"}}",
    "nonce": "0x2dc6cedfb1add617099b7cb378fb7cd641d039a4a9bd3e86d1745e01a205aca2",
    "signature": "0x8a6135464827c95046786c6fd2ab8cc02e8f7ab4eb8f27ec06a3a861d888fb10054adf2030cc709f91ed203406776b62c0401913e1ecd0f895b2afc8717aca5c1c",
    "signer": "0x2A7605b91fFB317Bc4CCaa145120a20f7ED40f9b",
    "userId": "693659852"
  }
}