Partial transfer order shipment confirmation through API.

Summary:

I need to ship confirm by line using the APIs to cover a scenario of one shipment being split into two trucks because of the size of the order.

Content (please ensure you mask any confidential information):

I have the scenario where I need to split the same shipment number in two trucks, so I need to be able to ship confirm the lines on the 1st truck first and later the lines that will be included in the 2nd truck. This is for transfer orders, which go through pick confirmation process and needs to be done through the API since is a mobile solution