Add api.paramFields.expanded to docs (mintlify#251)

* Add  section from  to docs

* Update settings/global.mdx

Co-authored-by: Hahnbee Lee <[email protected]>

* Update settings/global.mdx

Co-authored-by: Hahnbee Lee <[email protected]>

---------

Co-authored-by: Hahnbee Lee <[email protected]>

Author: ricardonunez-io

settings/global.mdx

@@ -351,6 +351,24 @@ Example:
       <Warning>This behavior will soon be enabled by default, at which point this field will be deprecated.</Warning>
     </ResponseField>
 
+    <ResponseField name="paramFields" type="ApiParamFields">
+      Configurations for the param fields in the API Playground
+
+      <Expandable title="ApiParamFields">
+        <ResponseField name="expanded" default="none" type='"all" | "topLevel" | "topLevelOneOfs" | "none"'>
+          The default expanded state of expandable options in the API playground.
+
+          `"all"` - every expandable component is expanded
+
+          `"topLevel"` - every top-level expandable component is expanded
+
+          `"topLevelOneOfs"` - every top-level `oneOf` type is expanded
+
+          `"none"` - every expandable component is closed (default behavior)
+        </ResponseField>
+      </Expandable>
+    </ResponseField>
+
   </Expandable>
 </ResponseField>