{
  "manageEntity": {
    "action": "Update",
    "entityId": "503739639",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"جلجلت\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqseacdkabpzv5huhudfzqaw7tclbrxqaola2na2egjgxembeiphtbzm\",\"release_date\":\"2026-08-15T11:59:31.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":true,\"playlist_contents\":[{\"timestamp\":1786795171,\"metadata_timestamp\":1786795171,\"track_id\":1081953704}]}}",
    "nonce": "0xa89bba5c8aea389c2b4e0899a09fb5a52d141e78070e75cc203e82536eb0888e",
    "signature": "0x3cd75cefc25893a37ce3777b8847fa552e93c1fca8f8960ae973a9498b0542491d27926e5258a9eb74b2c840d883aff580a2b4bb96234936f19fb6d17ff9557b1c",
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    "userId": "775914958"
  }
}