From 83034bec199ed1de56cde916d8787ec63f5ea5c4 Mon Sep 17 00:00:00 2001
From: Aaron McConnell <amcconnell@duosecurity.com>
Date: Fri, 2 May 2025 10:08:30 -0400
Subject: [PATCH] Handle empty parameters in POST call better

PHP is encoding the empty parameters as an empty JSON list rather than the empty JSON object we need.  Explicitly test for empty parameters.
---
 src/Client.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Client.php b/src/Client.php
index d3bd0ba..6f556c2 100644
--- a/src/Client.php
+++ b/src/Client.php
@@ -214,7 +214,7 @@ public function apiCall($method, $path, $params, $additional_headers = [])
         $headers = [];
         if (in_array($method, ["POST", "PUT", "PATCH"], true)) {
             ksort($params);
-            $body = json_encode($params);
+            $body = empty($params) ? "{}" : json_encode($params);
             $params = [];
             $headers["Content-Type"] = "application/json";
             $uri = $path;