{
  "manageEntity": {
    "action": "Update",
    "entityId": "1831275871",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"test ray\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsedfrjsowdq3654xk6ay6put3bm6qa4kb7uoiwpw7xrb5kwqzz7qa6\",\"release_date\":\"2026-05-29T20:03:54.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":true,\"playlist_contents\":[{\"timestamp\":0,\"metadata_timestamp\":1780085060,\"track_id\":19683},{\"timestamp\":0,\"metadata_timestamp\":1780085091,\"track_id\":2139},{\"timestamp\":0,\"metadata_timestamp\":1780085095,\"track_id\":248},{\"timestamp\":0,\"metadata_timestamp\":1780085097,\"track_id\":1497295423}]}}",
    "nonce": "0x5b8d435221f38f18968eea62b665baea7ebdcbf8444e147cef810ffef80d06ab",
    "signature": "0x3bee05d2561b86553b879fb20652dfbb0de29cfaa582171cb90b07fef696d96a077299a21ed4477dbab31442ff0cd4ea75367133256d37b04f2bf91c27231cde1c",
    "signer": "0x7D273271690538cF855E5b3002A0dD8c154bB060",
    "userId": "1"
  }
}