Delete row sig_3f8ba15d1ecd from signals

id sig_3f8ba15d1ecd
event_id evt_13152e77ab57
watcher_id NULL
signal_type opportunity_research_snapshot
value {"as_of":"2026-04-13T17:09:57.735703+0 ...
threshold NULL
direction NULL
severity NULL
window NULL
source opportunity_research_ingestor
reason_trace {}
dedupe_key opportunity_research_snapshot:1f75d693853715fb
throttle_s 0
created_at 2026-04-13T17:09:57.735703+00:00
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