PROD SO Cancellation through API

Order cancellation should be done from OMS via API. It will then trigger WMS API (SOC) to cancel the order, with condition below:

1. OMS status (Distribution has been notified)
2. WMS status (Create Order)
3. If order in WMS already assigned to a wave, status will not change to cancel, instead ERPCANCELFLAG will be change to =Y and user cannot proceed with the order. Example:
   
4. To follow up, user can manually right click and cancel the order in shipment order module.