How to get notification to Purchase Requester of invoice hold when line is not matched

Summary:

What is an option to get a notification to the Purchase Requester of invoice hold when the invoiced line is not matched

Content (please ensure you mask any confidential information):

Hello all,

There is a business requirement to get a notification to the Purchase Requester of invoice hold when the invoiced line is not matched.

Version (include the version you are using, if applicable):

24B

Code Snippet (add any code snippets that support your topic, if applicable):