Delete row sig_4c19a3c722ed from signals

id sig_4c19a3c722ed
event_id evt_84eacba4e100
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_33a141641 ...
dedupe_key signal_enriched:news_delta:05dd4d8a7645a62d
throttle_s 0
created_at 2026-04-13T01:10:18.904741+00:00
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