docs: added reference for JS Client (#1629)

* added reference for JS Client

* added reference for JS Client

* added reference for JS Client

docs/content/references/js-client/classes/internal.FindParams.md

@@ -0,0 +1,33 @@
+---
+displayed_sidebar: jsClientSidebar
+---
+
+# Class: FindParams
+
+[internal](../modules/internal.md).FindParams
+
+## Hierarchy
+
+- **`FindParams`**
+
+  ↳ [`AdminGetCustomerGroupsGroupParams`](internal.AdminGetCustomerGroupsGroupParams.md)
+
+## Properties
+
+### expand
+
+• `Optional` **expand**: `string`
+
+#### Defined in
+
+packages/medusa/dist/types/common.d.ts:89
+
+___
+
+### fields
+
+• `Optional` **fields**: `string`
+
+#### Defined in
+
+packages/medusa/dist/types/common.d.ts:90