{
  "manageEntity": {
    "action": "Update",
    "entityId": "520037825",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"JOAN\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqseco7qsdwjrpnuknylvcyfcfg4tilsgirnkoqe7mdl6wcvt53prkxm\",\"release_date\":\"2026-03-26T00:53:13.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":true,\"playlist_contents\":[{\"timestamp\":1774486440,\"metadata_timestamp\":1774486440,\"track_id\":1822619116},{\"timestamp\":0,\"metadata_timestamp\":1774532611,\"track_id\":862805699}]}}",
    "nonce": "0x6bc100a604df13c29edb6d7adb41e66d3fdfb7c844db85c9b4fa9f6e7eaa824e",
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    "userId": "872348098"
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}