{
  "manageEntity": {
    "action": "Update",
    "entityId": "329385357",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"A Beautiful World\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsec7oaf5yuqxikdduyfcwu4exnsdj3ye3l2tzwwidxpeu6kj4dfjae\",\"release_date\":\"2026-05-14T00:21:44.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1778718241,\"metadata_timestamp\":1778718241,\"track_id\":576084906},{\"timestamp\":0,\"metadata_timestamp\":1778718247,\"track_id\":884034038}]}}",
    "nonce": "0x1c8bd3e35f766ee9f47b16332cde77bdbda89f8bacb67daaf655be7c590d38b4",
    "signature": "0x64680ed3fcf3930ff49267943c9d34a41fbcc5df70ae6acc7e1f9f1509692bf470807c3b4f0118863b8bb90ffee84c41a51e8bcbad65819ade3421e9cac9f19a1c",
    "signer": "0x6CDDC7B674Dd0fbE8fB2850B79b97aA2A37Aa071",
    "userId": "218692613"
  }
}