{
  "manageEntity": {
    "action": "Update",
    "entityId": "1913140587",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"New playlist\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsecozwjhhq4nfekwzpddtg5jbjwmkernvpljnsemwjaqtpmdutqrqm\",\"release_date\":\"2026-02-08T03:32:14.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":true,\"playlist_contents\":[{\"timestamp\":1775326358,\"metadata_timestamp\":1775326358,\"track_id\":1748452831},{\"timestamp\":1775326368,\"metadata_timestamp\":1775326368,\"track_id\":1564499856},{\"timestamp\":0,\"metadata_timestamp\":1775326400,\"track_id\":763538219}]}}",
    "nonce": "0x528ece79d2838b1b4f7118e08caccb07ffed520dc6e5e796700ad7f126229bbd",
    "signature": "0x196b6b926e12efc4feee022dd41051209d67021a97807d8ad217f3c1f387f90b1997c4860f4c2378698dce116b008f1b81abf977b91da4403577c52bfd60a7f71b",
    "signer": "0x04C504928B4945dAF4D6c8D84353Dc1ab5000C1F",
    "userId": "422886157"
  }
}