Delete row sig_8bb2fccc0c47 from signals

id sig_8bb2fccc0c47
event_id evt_42ccbfc45395
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_6bde4bf01 ...
dedupe_key signal_enriched:news_delta:f5a50fead1ecaf16
throttle_s 0
created_at 2026-04-10T23:26:15.135991+00:00
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