Escalation and Expiry notification is enabled for the purchase requisition

Summary:

We have a requisition that was escalated and expired as per the configuration in the BPM, however user submitted the PR, Some of the approver taken action and some are not, we are trying to figure out why it went to the last approver Adam Tomison. Is that the standard functionality to send the escalated and expiry notification to the Top worker in hierarchy defined in the approval rule.

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