{
  "manageEntity": {
    "action": "Create",
    "entityId": "1258294109",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1258294109,\"description\":\"🔖10€🪬 exclusive\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Experimental\",\"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\":\"Dust and Bone (94)\",\"duration\":143,\"audio_upload_id\":\"9f0fab650c0d665a6ec460b5787a1c1b\",\"track_cid\":\"baeaaaiqsebpglhqi74o6lvbuerjauekm7twuncgrfmhb362xkirm7svxyrdl4\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseb3y65xe4ufvt5obs5h3r2pbtlpzbpcpwdnvyzcxic62spemtspfs\",\"orig_filename\":\"Dust and Bone (94).mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":135,\"is_custom_bpm\":false,\"musical_key\":\"B flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":274010868,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseby3uhk3j7jr64wcfh6chb62pmunccdwqtz4m23dcap437or5tq5k\"}}",
    "nonce": "0x6d9524f42de10d1159a264c6c82790e3d428185b25002218e4008eac02dd3229",
    "signature": "0x58179557741049901e74fc3a76cd4870c828f5b140b52e6018676195da5950a53ff918e6e9487e9aacb4dc72011a9b8b6acd07bae55191c463cb60263021784b1b",
    "signer": "0xAe45Aa9d94350c6a7A8BfB66D3c1c2B51Ac488C6",
    "userId": "274010868"
  }
}