Feat(medusajs) Allow to pass custom headers (#1009)

* Feat(medusajs) Allow to pass custom headers

* fix: axios exprexted output

* fix: integration test cart

* refactor: Update types object > Record<string, any>

Co-authored-by: Sebastian Rindom <skrindom@gmail.com>

packages/medusa/src/api/routes/admin/draft-orders/create-draft-order.ts

@@ -189,7 +189,7 @@ export class AdminPostDraftOrdersReq {
 
   @IsObject()
   @IsOptional()
-  metadata?: object = {}
+  metadata?: Record<string, any> = {}
 }
 
 class ShippingMethod {
@@ -198,7 +198,7 @@ class ShippingMethod {
 
   @IsObject()
   @IsOptional()
-  data?: object = {}
+  data?: Record<string, any> = {}
 
   @IsNumber()
   @IsOptional()
@@ -228,5 +228,5 @@ class Item {
 
   @IsObject()
   @IsOptional()
-  metadata?: object = {}
+  metadata?: Record<string, any> = {}
 }

packages/medusa/src/api/routes/admin/draft-orders/create-line-item.ts

@@ -134,5 +134,5 @@ export class AdminPostDraftOrdersDraftOrderLineItemsReq {
 
   @IsObject()
   @IsOptional()
-  metadata?: object = {}
+  metadata?: Record<string, any> = {}
 }

packages/medusa/src/api/routes/admin/draft-orders/update-line-item.ts

@@ -128,5 +128,5 @@ export class AdminPostDraftOrdersDraftOrderLineItemsItemReq {
 
   @IsObject()
   @IsOptional()
-  metadata?: object = {}
+  metadata?: Record<string, any> = {}
 }