{
  "manageEntity": {
    "action": "Update",
    "entityId": "128012",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"All these tracks were made at STUDIO SHH\",\"playlist_name\":\"STUDIO SHH TRACKS\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsecszzgokxtv2mnsdwn27cejmptss5mmxcz3jrgrjmq5yoru6gw5ci\",\"release_date\":\"2022-07-13T15:33:40.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0x0f29f0f38f7149d211ab9594186590c1fceab218f06dc213c6437b46d52f003c",
    "signature": "0xc0204a27e0a5e5e9921afa5ef2ac0b1b51aa4cfdb92d3a6b4a4f190c7401f4b62e30293e410816c843a884fb54d99a2dbec4dd45a41e464e22e53336731994e91b",
    "signer": "0xCF47E7CB3c9586Af524169162843becD4ef32033",
    "userId": "124113"
  }
}