{
  "manageEntity": {
    "action": "Create",
    "entityId": "859901633",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":859901633,\"description\":\"\",\"playlist_name\":\"New Playlist\",\"is_private\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0x0d588f02d54840259509c384bea943c16ce5793911eaa2f989ac46c56906a203",
    "signature": "0x3dc113f653eecac9da292ca5e5d4ab96c7c9ae57dabe895653a79f50c5d6dadd18c2727c4d38b558e1dcbb4765952ea3c887d04fbce51764eed9ab3bc04de5821c",
    "signer": "0x876e8E637870eF830ef50f2015B0FA57Cc0811A9",
    "userId": "441723440"
  }
}