Delete row sig_a9d17544bc01 from signals

id sig_a9d17544bc01
event_id evt_3ae841e227c0
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_4d823b66f ...
dedupe_key signal_enriched:news_delta:2072879c35d3f0fe
throttle_s 0
created_at 2026-04-09T20:52:32.828177+00:00
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