{
  "manageEntity": {
    "action": "Create",
    "entityId": "263968561",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":263968561,\"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": "0xf3d4a87d30abaf7a25ec5e6f83da9e010d18bf6da7d838c60ca9eac8f9a52f05",
    "signature": "0x664d640eb1fb519047ac0567e293d3d7738c9126f49a7a15037aa506e38d9e9e490cfba05a17b92afa6b7014bdc9c4335fecf680eeeeb163f527f3c7b8057fad1c",
    "signer": "0x95d9E36C7e672a785E0C50fEC4d240BcAdDf7aa3",
    "userId": "575125881"
  }
}