diff --git a/src/Method/FormContext.php b/src/Method/FormContext.php
index 676f16c..fe10aad 100644
--- a/src/Method/FormContext.php
+++ b/src/Method/FormContext.php
@@ -25,16 +25,24 @@ class FormContext implements FormContextInterface
     
     public ? ResponseInterface $response = null;
 
-    public function __construct(ServerRequestInterface $request, ? string $formName = null) 
+    public function __construct(ServerRequestInterface $request, ? string $formName = null)
     {
         $this->request = $request;
-        
+
         if ( $formName ) {
-            $this->formName = $formName;        
+            $this->formName = $formName;
         }
-        
+
         $this->values = $request->getParsedBody() ?: [];
 
+        if ( ! $this->values ) {
+            $content = utf8_encode((string) $request->getBody());
+
+            if ( $content && ( $json = json_decode($content, true) ) ) {
+                $this->values = $json;
+            }
+        }
+
         $this->files = $request->getUploadedFiles() ?: [];
     }