{
  "manageEntity": {
    "action": "Update",
    "entityId": "508224457",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"LG\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqseavhs7kfqnhpcs4ssvhmyxayc5b5vovhahq52e3l2jkx75hnae3qy\",\"release_date\":\"2025-12-25T22:30:28.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0x912cfcfe1a79c4a0950c059cb9518b9527f0114a4c14de1bf7a95c62752dadfa",
    "signature": "0x706a836e3c10464a8873bf8d5360749a73d017c29a7ee3524de94e273abcaec259906113544f21ed16828d05a037d8c54520d3f79fa4711cdc6375432f7bc5321c",
    "signer": "0x88c769B5594fA1e5AEc33e17472E952E788bb0E3",
    "userId": "147939951"
  }
}