{
  "manageEntity": {
    "action": "Create",
    "entityId": "552355461",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":552355461,\"description\":\"New track preview\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Trance\",\"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\":\"New Rythem By RaveCipher Work in progress\",\"duration\":26,\"audio_upload_id\":\"d19507e3014d497f8268a881e3909756\",\"track_cid\":\"baeaaaiqsebczaxxk7zrezndzgjhcngpcy7h4zsaq7axhcqfx5fv4hib5srpv6\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseb22hsv4zyapb7thqb3bkfkhlspfl3utekodgsnwgnlyktfykmcpm\",\"orig_filename\":\"New Rythems 2026.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":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\":43754840,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseay7o426erm4mxyyw7ykm7yp553fdcfzp72vxl262ym7fvlsczzfu\"}}",
    "nonce": "0x968ad4d14b5c1dadd9a66e562fb8262e6d56eb6aa9086e63d8b93c26fd9d3a58",
    "signature": "0x79d134bb1bae9309f8c8fdab81adf98d6af8cba8aabaf997b43851d7911592c22181cbe315bee8a55feba95c3657c20cc88067165c2cc1e163aae91d18c292e11c",
    "signer": "0x6409f2D99228Fee0405Ccf5572802befaCd890f2",
    "userId": "43754840"
  }
}