Delete row sig_ecb103fc9229 from signals

id sig_ecb103fc9229
event_id evt_e0c075e31859
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_f2dae83dc ...
dedupe_key signal_enriched:news_delta:9c9016fa8d08cced
throttle_s 0
created_at 2026-04-08T22:21:15.707760+00:00
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