fix(medusa): Allow method.data to be passed when creating/updating ShippingMethods in ClaimService (#3205)

**What**
- Allows passing data on shipping methods during claim creation and updates. Defaults to an empty object.

**Testing** 
- Updates a test so it also passes along shipping method data.

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

@@ -383,6 +383,9 @@ export default async (req, res) => {
  *           price:
  *             description: The price to charge for the Shipping Method
  *             type: integer
+ *           data:
+ *             description: An optional set of key-value pairs to hold additional information.
+ *             type: object
  *   shipping_address:
  *      type: object
  *      description: "An optional shipping address to send the claim to. Defaults to the parent order's shipping address"
@@ -466,6 +469,10 @@ class ShippingMethod {
   @IsInt()
   @IsOptional()
   price?: number
+
+  @IsObject()
+  @IsOptional()
+  data?: Record<string, unknown>
 }
 
 class Item {

packages/medusa/src/api/routes/admin/orders/update-claim.ts

@@ -1,4 +1,3 @@
-import { ClaimService, OrderService } from "../../../../services"
 import {
   IsArray,
   IsBoolean,
@@ -10,10 +9,11 @@ import {
   ValidateNested,
 } from "class-validator"
 import { defaultAdminOrdersFields, defaultAdminOrdersRelations } from "."
+import { ClaimService, OrderService } from "../../../../services"
 
 import { Type } from "class-transformer"
-import { validator } from "../../../../utils/validator"
 import { EntityManager } from "typeorm"
+import { validator } from "../../../../utils/validator"
 
 /**
  * @oas [post] /order/{id}/claims/{claim_id}
@@ -178,6 +178,9 @@ export default async (req, res) => {
  *          price:
  *            description: The price to charge for the Shipping Method
  *            type: integer
+ *          data:
+ *            description: An optional set of key-value pairs to hold additional information.
+ *            type: object
  *   no_notification:
  *     description: If set to true no notification will be send related to this Swap.
  *     type: boolean
@@ -219,6 +222,10 @@ class ShippingMethod {
   @IsInt()
   @IsOptional()
   price?: number
+
+  @IsObject()
+  @IsOptional()
+  data?: Record<string, unknown>
 }
 
 class Item {