{
  "manageEntity": {
    "action": "Create",
    "entityId": "119975979",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":119975979,\"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": "0x909665722380dab3f8e42bcbbf90414b020b32aa9de22c907dfbac4169c03aed",
    "signature": "0xbe67dad4e717de65495d9047432455ca35e154364ce03d1613013040b6215f10300d6eade13fd304472981ec7f74d05f5b43d162f5339adb2a16bd16377020e01c",
    "signer": "0x34445bB90935990527e4ae1AC7eDeE2023De9A5d",
    "userId": "99311398"
  }
}