{
  "manageEntity": {
    "action": "Create",
    "entityId": "1164303173",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1164303173,\"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": "0x0187a5dc8695efaad2446517af86ae8593efb0303f5267137c1b32593770764b",
    "signature": "0x948284b6c2d21e21cd709d8e401dfdc1bff3280abb44a0230b74f9a54ced69760a0b151ca597383c0f933b2ed4eecedc81b35934ecbf4e53db6d7902a938ad7a1b",
    "signer": "0x54c11E98317FC90475e191c33b86bda098B57A59",
    "userId": "182045363"
  }
}