{
  "manageEntity": {
    "action": "Create",
    "entityId": "536988672",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":536988672,\"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": "0x76d2e2c2dfb5fc1644354ce007368a6aaa226414dd5e383dfa08ebc6299be4ce",
    "signature": "0xde1ae82172d5523e2dc264fd56fa56aa870d3bf12c997565f77a7abb062269102cfe4da98ebfb3560abef35e3149be4387e9ce62013eeb2d7c97b84d7abb54301c",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}