OBI- How do I set up a filter for "Req creation date" for last 24 hours?

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How do I set up a filter for "Req creation date" so that I don't have to use in between two specific dates to get all new reqs created within last 24 hours? Basically, I want to set up an agent that automatically runs a query for all new reqs posted within last 24 hours and schedule it for daily delivery to my manager's mailbox, But I don't see any such option in the filters, it kind of requires to pick a date range, but if I want it to be sent via an automated agent, then it will keep delivering for