{
  "manageEntity": {
    "action": "Create",
    "entityId": "1321753662",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1321753662,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":true},\"genre\":\"Spoken Word\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"63 - Celle qui sait - Chapitre 63\",\"duration\":540,\"audio_upload_id\":\"9f363ee0fe351d6ffa11721e1596e23a\",\"track_cid\":\"baeaaaiqsecemavvwd45ebuzbgs2iqnnyz3zt7447a3lcefhlbxw2ymoyd5aqy\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebjm55snzq37ji5e5foltqaf6epo23rltfntgj7nbr2iwccrobhyu\",\"orig_filename\":\"63 - Celle qui sait - Chapitre 63.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":120,\"is_custom_bpm\":false,\"musical_key\":\"D minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":426957304,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsedpllciels4gn5wwxobluvyza7fjha2pwdh5egntnmgsncyuqa7gu\"}}",
    "nonce": "0xd3b351c1caa4c2c24d23c5a66055b63904c15e3fe82f20bb7a0ff6f1c20d5103",
    "signature": "0x1d648d07ba1c43a3563e6f55e906e6cb1e083006dee65371c0462cc6190a0da866626dde2d4f09a066394d85d8317b94999d1495cb6c3d6048b2135cabb984521c",
    "signer": "0xEE8e9f9CBB51aaaA47B347678D6344cfCFa29F00",
    "userId": "426957304"
  }
}