Delete row sig_e4ebfb78ad9d from signals

id sig_e4ebfb78ad9d
event_id evt_051705b39fe7
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_ff17b844e ...
dedupe_key signal_enriched:news_delta:1d68f3939169050f
throttle_s 0
created_at 2026-04-20T11:46:13.892093+00:00
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