edit

src/Dever/Helper/Secure.php

@@ -25,8 +25,8 @@ class Secure
         if ($token) {
             self::$token = $token;
         }
-        $time = self::timestamp();
-        $nonce = self::nonce();
+        $time = $request['time'] ?? self::timestamp();
+        $nonce = $request['nonce'] ?? self::nonce();
         $signature = self::signature($time, $nonce, $request);
         $request += array (
             'time' => $time,