GET
    /purchase-return-items/{id}.json
  
  curl \
 --request GET 'http://api.example.com/v1/purchase-return-items/{id}.json' \
 --header "Authorization: Bearer $ACCESS_TOKEN"
        Response examples (200)
  
  {
  "adjustmentReasonId": 42,
  "createdAt": "2025-05-04T09:42:00Z",
  "id": 42,
  "purchaseItemId": 42,
  "purchaseReturnId": 42,
  "quantity": 0,
  "updatedAt": "2025-05-04T09:42:00Z"
}