Sample response:

{
   "results": [
      {
         "name": "CA",
         "value": "Canada"
      },
      {
         "name": "BZ",
         "value": "Belize"
      },
      {
         "name": "BY",
         "value": "Belarus"
      },
      {
         "name": "CG",
         "value": "Congo"
      }
      // Additional rows (objects) omitted
   ]
}

📘
Traversing the Tree
The request URL in this example ends with the key countries - returned by Get list of Dictionaries. (See Traversing the Tree for an overview.)