{
  "manageEntity": {
    "action": "Create",
    "entityId": "817535303",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":817535303,\"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,\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"Goran Janković 20. 04. 2026.\",\"duration\":93,\"audio_upload_id\":\"724ba02fc4a651e0ac51685fa28614a5\",\"track_cid\":\"baeaaaiqseb5q7m4hoxe7zprjlpo2sdt4sstsriet3o63xlhdulidr6tvpeene\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsec2itppxk65p5ndhnutrt3bfen5vdg6jsqacjfuepncwlkubmws3w\",\"orig_filename\":\"Goran Jankovic za sajt 20.4.2026.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":132,\"is_custom_bpm\":false,\"musical_key\":\"D minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":657238987,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsebzryuqiszkgt37j5s3tgjlkhcc5rxbsxb6muwlflbq5avvyqglck\"}}",
    "nonce": "0x4d809a4d4366f71bc3801693b707f40e539d7668f7837193d639575a14eeb4c7",
    "signature": "0x744dd9e3f96122fb161bec152cfa0d077ef0a808e058c4ed6d9310c2a9f0b6170a529842f35bb2278a0e88512cab5ced32b4994183f2a40eafe2902fc85803ec1c",
    "signer": "0x13eF1337E7e02DEB7A784873978e73Ee03f33919",
    "userId": "657238987"
  }
}