{
  "manageEntity": {
    "action": "Update",
    "entityId": "270787595",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"New Playlist\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqseazjpq7nzvxewk4jqqkkr2wxfphqht3lj2o3ouio6zh3wmo2syvhs\",\"release_date\":\"2026-04-14T04:06:41.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":true,\"playlist_contents\":[{\"timestamp\":0,\"metadata_timestamp\":1776139662,\"track_id\":809234787},{\"timestamp\":0,\"metadata_timestamp\":1776139672,\"track_id\":1571961919},{\"timestamp\":0,\"metadata_timestamp\":1776139708,\"track_id\":529654894},{\"timestamp\":0,\"metadata_timestamp\":1776139713,\"track_id\":1855717810}]}}",
    "nonce": "0x9f0b346b011fd0fff906747bf500f036cb155dbb8be92cc8cedd6f74a8091cc9",
    "signature": "0xc04f94f0a631c655e95c726fa35647ad8f82c5c4b897cde60afc4019a66baa811ddaf7e554560768b878b190c38edc31490ee9bb39e1852f6adca8839ee9af331c",
    "signer": "0xeA46e9FAC7d0C13eF953aDBe18492fBf149F55Fa",
    "userId": "640431449"
  }
}