fix:未返回内容

@@ -5,6 +5,7 @@ namespace Lackoxygen\TopWarehouse;
 use Illuminate\Support\Arr;
 use Lackoxygen\TopWarehouse\Constants\ResponseCode;
 use Lackoxygen\TopWarehouse\Contracts\ResponseInterface;
+use Lackoxygen\TopWarehouse\Exception\Exception;
 use Lackoxygen\TopWarehouse\Utils\JsonUtil;
 use Psr\Http\Message\ResponseInterface as PsrResponseInterface;
 
@@ -60,7 +61,7 @@ class Response implements ResponseInterface
      */
     public function toArray(): array
     {
-        return JsonUtil::decode($this->getContents());
+        return (array)JsonUtil::decode($this->getContents());
     }
 
     /**

@@ -4,6 +4,8 @@
 namespace Lackoxygen\TopWarehouse\Utils;
 
 
+use Lackoxygen\TopWarehouse\Exception\Exception;
+
 class JsonUtil
 {
     public static function encode($array, int $flags = JSON_UNESCAPED_UNICODE, int $depth = 512)
@@ -11,7 +13,7 @@ class JsonUtil
         return json_encode($array, $flags, $depth);
     }
 
-    public static function decode(string $json, ?bool $associative = true, int $depth = 512): array
+    public static function decode(string $json, ?bool $associative = true, int $depth = 512)
     {
         return json_decode($json, $associative, $depth);
     }