Feature: add accounts end point, add get domains

tests/Fixtures/Endpoints/listAccounts.json

@@ -0,0 +1,20 @@
+{
+  "success": true,
+  "errors": [],
+  "messages": [],
+  "result": [
+    {
+      "id": "023e105f4ecef8ad9ca31a8372d0c353",
+      "name": "Example Account",
+      "settings": {
+        "enforce_twofactor": true
+      }
+    }
+  ],
+  "result_info": {
+    "page": 1,
+    "per_page": 20,
+    "count": 1,
+    "total_count": 2000
+  }
+}