{
  "manageEntity": {
    "action": "Create",
    "entityId": "111862481",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":111862481,\"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,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"Vladimir Čukić 21. 09. 2026.\",\"duration\":72,\"audio_upload_id\":\"08bd6b4f000cc2938191d627e279a191\",\"track_cid\":\"baeaaaiqseaf2j6zzi3ctcgq5or6iuwrudam6qcnbmcyqad5ew6z32l4ekay24\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseczept33unb4i4iss43vfowj3fm53znvaeinerh2wbxkebiqymsd2\",\"orig_filename\":\"Vladimir Čukić 21. 09. 2026.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":111,\"is_custom_bpm\":false,\"musical_key\":\"A flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":657238987,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsedomppc7n6e7puimxdwxgeb7v7wh64tbjajfzewmtzsaqhmtuluaw\"}}",
    "nonce": "0xe0d16f2114cd89f5cedeadfc3e12930ddf71952b007d7aec17a1264302acf04a",
    "signature": "0xea9464ec686ec7d5e67c07cb1a5f8340eeb230f49ea6ea3e669330751efe7b5b0036c6d6f3b7e22543d95ff92e7eec8867e388fba7b55cebc8f9dde576d8d0531b",
    "signer": "0x13eF1337E7e02DEB7A784873978e73Ee03f33919",
    "userId": "657238987"
  }
}