Remove duplicates from Huginn event stream
One of the things I'm using Huginn for is monitoring for Twitter keywords. Some of them might appear in pairs, as example people like to tag Tweets about PostgreSQL with both #postgresql and #postgres. When I was using IFTTT this always created two emails, one for each hashtag. With Huginn I can deduplicate the events, and only notify about the first occurrence.
I need the following agents for this scenario:
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