{
  "manageEntity": {
    "action": "Update",
    "entityId": "101708103",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"Pop\",\"is_private\":false,\"playlist_image_sizes_multihash\":\"baeaaaiqsecp574sewmuxs5sqqrxitttine4imkgs7np3fy2g34dwkepdliwoc\",\"release_date\":\"2026-04-12T20:23:12.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1776024121,\"metadata_timestamp\":1776024121,\"track_id\":723284},{\"timestamp\":1776452148,\"metadata_timestamp\":1776452148,\"track_id\":74411041},{\"timestamp\":1776543529,\"metadata_timestamp\":1776543529,\"track_id\":233463},{\"timestamp\":0,\"metadata_timestamp\":1776544420,\"track_id\":767179}]}}",
    "nonce": "0x083f945d9f482dd8712f7f0eee3de1d1abb109d28bcf37330c3699204dffa273",
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    "signer": "0x3DdfB99173Ed7ff3A083C9C589582B230d37906E",
    "userId": "192527938"
  }
}