Link between shop order and transaction lines in Exact Online

I am looking for the link between an shop order in Exact Online and the transaction lines.

I cannot find how to connect from the transaction lines towards shop order.

In Exact the shop order is visible when checking the particular booking.

The type of the transaction is ‘Materiaaluitgifte’.

Here you can see a screenshot:

Does this Dutch explanation help you? Provided by Pieter Hamans.