Delete row sig_53ef0f96cc1f from signals

id sig_53ef0f96cc1f
event_id evt_99e5def0995d
watcher_id NULL
signal_type news_headline_delta
value {"aggregator_url":"https://news.google ...
threshold NULL
direction NULL
severity NULL
window NULL
source news_rss
reason_trace {"_evidence_event_ids":["evt_8e4b5bbdd ...
dedupe_key signal_enriched:news_delta:9d1f15f8df603449
throttle_s 0
created_at 2026-04-19T11:09:37.689604+00:00
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