Delete row sig_d6345a520212 from signals

id sig_d6345a520212
event_id evt_cb3ef363c458
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_79fa65561 ...
dedupe_key signal_enriched:news_delta:1c567ee23efac4bf
throttle_s 0
created_at 2026-04-13T06:40:12.814610+00:00
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