{
  "manageEntity": {
    "action": "Update",
    "entityId": "665555769",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"أناشيد\",\"playlist_name\":\"أناشيد\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsebaqbnkeiwlop4nqsyxrwd2npumkytnsunq2hmtf34wsmldfmk26s\",\"release_date\":\"2026-03-28T20:55:41.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1774732188,\"metadata_timestamp\":1774732188,\"track_id\":891270512},{\"timestamp\":1774732197,\"metadata_timestamp\":1774732197,\"track_id\":1111201194},{\"timestamp\":1774732205,\"metadata_timestamp\":1774732204,\"track_id\":218948746},{\"timestamp\":0,\"metadata_timestamp\":1774732235,\"track_id\":454690957}]}}",
    "nonce": "0x20725732cf4534d74e8b8480b53f5da08d6d12baf716ff23aea073aee949a338",
    "signature": "0x5988037e4961ac9960c5f38bec52eb607653535f6e6ba36c95d754a57fe27e962ec3d517114ef2a174f58cfb15323557959a80af2e4954d017682a138b8c58cb1b",
    "signer": "0x349076f7f4d2b28A87F0e9F5884E75d25d0C46e8",
    "userId": "159054652"
  }
}