{
  "manageEntity": {
    "action": "Update",
    "entityId": "1321081669",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"My Playlist\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsedw2te66miezpw4uhnprirp4jwyefbbr3cgw2jxmjsohogsshopl2\",\"release_date\":\"2026-08-30T16:17:17.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0x113daf228df5037743a56726e34a23bd2f7e469f293a9e1ecad7cfafa692fe89",
    "signature": "0xde44261455d3e16ed269a99b7d64151753052363d17dc8889f6b30b49bc3804b7beec84c04e335829b8cb6fe670ade6ffb4bb3058a9ea7fc171143681836c30f1b",
    "signer": "0x997892Ba3dA104CdcAb8b169555d48E2884F6eC3",
    "userId": "137744695"
  }
}