Payables collection document spreadsheet

Summary:

How to upload a collection document spreadsheet with 2 invoices to 1 collection document.

Content (please ensure you mask any confidential information):

We have a specific scenario where supplier XXXX issues 2 or 3 invoices and at the end of the month, issues a single collection document with full amount of these invoices. I'd like to upload this collection document by matching it with these invoices. Is this possible?

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