I use VendorPaymentJournalFee type of export,

so all fields with tables appear here after I export them from my environment to Dynamics

I need to transfer attachments together with all data (fields, tables) in such a way that, attachments will appear in a new Journal Item, that I exported to Dynamics. I mean here

For export of my Journal items to dynamics from my environment I use VendorPaymentJournalFee class. Make instance of it, filling and sending to dynamics.
How I must combine it together with LedgerAttachment instance ( I read that this instance is used for exporting attachments to dynamics). For example :
I have filled Journal entity and I need to make attachment for it, how I can Implement this ?