{
  "manageEntity": {
    "action": "Update",
    "entityId": "571007114",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"New Playlist\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsebi5ybccy4n7yezp2uulx2wfbfimrmdnocvqni4qc7o556ongu2y4\",\"release_date\":\"2026-04-08T08:24:35.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0xb5c1b32d11ef642023d571132da935395bd40a1e885022c64442fa45eb38f203",
    "signature": "0xc4a7ea7353c636a6550ce650267f33cee5d75c2199146a7055b5f64649a8dbe02971737622370c585b6f0639a467d8c416be76fb6d4f221e9d8d9ddbf7863e281c",
    "signer": "0xe62fb04C802261ED8A960eDA707cf5636AA369D7",
    "userId": "271471684"
  }
}