{
  "manageEntity": {
    "action": "Update",
    "entityId": "1054717118",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"Mash-Up\",\"is_private\":false,\"playlist_image_sizes_multihash\":\"baeaaaiqsecib4keckenkrjnuq2hsaigo4b62fs4cswfvksq3g7jwgnzrjlkgc\",\"release_date\":\"2026-04-09T19:53:57.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":true,\"playlist_contents\":[{\"timestamp\":1775763741,\"metadata_timestamp\":1775763741,\"track_id\":358117718},{\"timestamp\":1775763749,\"metadata_timestamp\":1775763749,\"track_id\":2025360201},{\"timestamp\":1775763849,\"metadata_timestamp\":1775763849,\"track_id\":831787601},{\"timestamp\":1775763896,\"metadata_timestamp\":1775763896,\"track_id\":7937863},{\"timestamp\":1775763903,\"metadata_timestamp\":1775763903,\"track_id\":1719317942},{\"timestamp\":0,\"metadata_timestamp\":1781014792,\"track_id\":1142645567},{\"timestamp\":0,\"metadata_timestamp\":1781014870,\"track_id\":572027373},{\"timestamp\":0,\"metadata_timestamp\":1781014996,\"track_id\":1864332949},{\"timestamp\":0,\"metadata_timestamp\":1781015014,\"track_id\":1752121027},{\"timestamp\":0,\"metadata_timestamp\":1781015912,\"track_id\":984752101}]}}",
    "nonce": "0xf8ef15b29d0b522a83b0a41aee6a300d058b032dfed2999b3150ca4fd77fad85",
    "signature": "0xeea90c094cfd38511ba29bee95eba9acf0c42e4963adf279d6905445261e79863a17cd721a304d7600c6346ecefd84f494a0d38889dbbdd1ac7fb891c142aa531b",
    "signer": "0xe4971Ec969214D6A519b3F1E67F4A41cDA926862",
    "userId": "321696490"
  }
}