{
  "manageEntity": {
    "action": "Update",
    "entityId": "143707758",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"Retro Babe\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"\",\"release_date\":\"2026-05-14T12:01:35.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0xafc74849c065f69b5648ff1faf1c8fa8425a6ddf3d1eabab559b5969d3f31291",
    "signature": "0x4dd044be74aa6d709f35c3675cf8b94842352df5e67e3e4d06879ce3585edb1317078073be9bed7ecf5edc265504aebf7cdc538e9d6a423567e3b88faf10c65c1c",
    "signer": "0xCa6231E3844BC6373A95cFaC5a12AA01873e9278",
    "userId": "143885179"
  }
}