{
  "manageEntity": {
    "action": "Update",
    "entityId": "1097030711",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"New Playlist\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsecdomyn2nwnegqzpvhvn6mp667awci7sbdjboo3t63vahbgku7y3g\",\"release_date\":\"2026-07-05T22:43:59.000Z\",\"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\":1783295355,\"track_id\":1569316310}]}}",
    "nonce": "0xc36d8c6ab3f22417200953200bb7d7eaf7774025cacb59fc82cd901d044c413b",
    "signature": "0x3cf723804ec9fa14fa699c8700f2dba81d24e67d655e30910df7e358b8667af16235c1b05786e42253b495b52bfdf11a51cb2c0db80f2155bba1a2bf19f7fb891c",
    "signer": "0x9f3a33e99e50424ec7952d94a1f75c1a6C09a55F",
    "userId": "350341257"
  }
}