{
  "manageEntity": {
    "action": "Update",
    "entityId": "1986548414",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"Syntax II\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsebnfofv67l2zvj6nw6sy55b3mbf4if4y6hslumpv33r6ujh3iprmm\",\"release_date\":\"2026-08-23T10:56:51.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":0,\"metadata_timestamp\":1787482706,\"track_id\":1957994811},{\"timestamp\":0,\"metadata_timestamp\":1787482711,\"track_id\":1811537142}]}}",
    "nonce": "0xa63c0644a9a76dbfd4bf05b6d1dfd40f33419ff46651ea430f8bfabaf43af70b",
    "signature": "0x2b9c4efcef7637f75bbdf057366352ebc4f7408a14edffc265316300cebb8d0c2335ce2d05dae3611c56b44f38676b071da38e7dcfefaed7da1ec50b4bdfc23f1c",
    "signer": "0x94b22814532f0927860eEBE557c8b3399BFE1A62",
    "userId": "186115"
  }
}