Add request example docs (#254)

Author: hahnbeelee

settings/global.mdx

@@ -390,10 +390,18 @@ Example:
       </Expandable>
     </ResponseField>
 
-    <ResponseField name="maintainOrder" type="boolean" default={false}>
-      Enabling this flag ensures that key ordering in OpenAPI pages matches the key ordering defined in the OpenAPI file.
-
-      <Warning>This behavior will soon be enabled by default, at which point this field will be deprecated.</Warning>
+    <ResponseField name="request" type="object">
+      Configurations for API requests
+      <Expandable title="Request">
+        <ResponseField name="example" type="object">
+          Configurations for the auto-generated API request examples
+          <Expandable>
+            <ResponseField name="languages" type="string[]">
+              An array of strings that determine the order of the languages of the auto-generated request examples. You can either define custom languages utilizing [x-codeSamples](/api-playground/openapi/advanced-features#x-codesamples) or use our default languages which include `bash`, `python`, `javascript`, `php`, `go`, `java`
+            </ResponseField>
+          </Expandable>
+        </ResponseField>
+      </Expandable>
     </ResponseField>
 
     <ResponseField name="paramFields" type="ApiParamFields">
@@ -587,4 +595,5 @@ Click on the following dropdown to view a sample configuration file
 
 ## More Customization
 
-Learn more about how to further customize your docs with custom CSS and JS in [Custom Scripts](https://mintlify.com/docs/integrations/custom/).
+Learn more about how to further customize your docs with custom CSS and JS in
+[Custom Scripts](https://mintlify.com/docs/integrations/custom/).