How make mandatory Attachment on Contract based on condition?

Summary:

Setting the mandatory Attachment depending on, for example, the amount of the contract

Content (required):

It is necessary that the user add an attachment to the contract, under certain conditions. For example, the amount is greater than some threshold. And so that without fulfilling these conditions it would be impossible to send the contract for approval.

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

Oracle Fusion Cloud Applications

23A (11.13.23.01.0)

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