{
  "manageEntity": {
    "action": "Update",
    "entityId": "231361859",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"New Playlist\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqseb446a6vdq3d6dnxkhvyflkpnevn6jx6tjohkznlektbcpdh6seos\",\"release_date\":\"2026-04-04T18:56:15.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0x1d33d387e1c7c191cb9785a86038429bcc92b1775a51338be67a77127d2b89d2",
    "signature": "0x3a3942e156784d47461272b5476be2eddc584873358ec9e86c42ea78a74af5d82589775ae9cd234303c50843893d559f2df88eda256bfed1863e5e1bedd33b521b",
    "signer": "0x3341e7b2faF31D80Ac15180871366fEa6EB23ef0",
    "userId": "915341703"
  }
}