delete https://sandbox.api.deliverysolutions.co/api/v2/order/orderExternalId/
Use this API to cancel an order at both DS and at the Providers system using the orderExternalId.
Using External IDOrder external ID must be unique to use this API
* An order can be canceled anytime if it's not yet assigned to the Provider.
- If an order is assigned to a Provider then the successful cancelation of the order would be decided by the Provider.