using LukeHagar.PlexAPI.SDK;
using LukeHagar.PlexAPI.SDK.Models.Components;

var sdk = new PlexAPI(accessToken: "<YOUR_API_KEY_HERE>");

var res = await sdk.Server.GetServerPreferencesAsync();

// handle response

{
  "MediaContainer": {
    "size": 161,
    "Setting": [
      {
        "id": "EnableDatabaseTrace",
        "label": "",
        "summary": "",
        "type": "bool",
        "default": false,
        "value": false,
        "hidden": true,
        "advanced": false,
        "group": "",
        "enumValues": "1:admin only|2:everyone"
      }
    ]
  }
}