Update pages.html

pages.html

@@ -513,10 +513,7 @@ editor.Components.addType('custom-form', {
         form.addEventListener('submit', function(event) {
           event.preventDefault();
           const formData = new FormData(form);
-          const data = {};
-          formData.forEach((value, key) => {
-            data[key] = value;
-          });
+          const data = new URLSearchParams(formData).toString();
           if (!props.submitUrl) {
             console.error('Submit URL is not defined');
             return;
@@ -526,7 +523,7 @@ editor.Components.addType('custom-form', {
             headers: {
               'Content-Type': 'application/x-www-form-urlencoded'
             },
-            body: JSON.stringify(data)
+            body: data
           })
           .then(response => response.json())
           .then(data => {