docs: TSDoc + reference of fulfillment service (#5761)

www/apps/docs/content/references/js-client/classes/AdminCurrenciesResource.mdx

@@ -19,11 +19,11 @@ Related Guide: [How to manage currencies](https://docs.medusajs.com/modules/regi
 
 ## Methods
 
-#### list
+### list
 
 Retrieve a list of currencies. The currencies can be filtered by fields such as `code`. The currencies can also be sorted or paginated.
 
-##### Example
+#### Example
 
 To list currencies:
 
@@ -52,7 +52,7 @@ medusa.admin.currencies
   })
 ```
 
-##### Parameters
+#### Parameters
 
 <ParameterTypes parameters={[
   {
@@ -122,7 +122,7 @@ medusa.admin.currencies
   }
 ]} />
 
-##### Returns
+#### Returns
 
 <ParameterTypes parameters={[
   {
@@ -232,11 +232,11 @@ medusa.admin.currencies
 
 ___
 
-#### update
+### update
 
 Update a Currency's details.
 
-##### Example
+#### Example
 
 ```ts
 import Medusa from "@medusajs/medusa-js"
@@ -251,7 +251,7 @@ medusa.admin.currencies
   })
 ```
 
-##### Parameters
+#### Parameters
 
 <ParameterTypes parameters={[
   {
@@ -294,7 +294,7 @@ medusa.admin.currencies
   }
 ]} />
 
-##### Returns
+#### Returns
 
 <ParameterTypes parameters={[
   {