Delete row sig_00b382a39107 from signals

id sig_00b382a39107
event_id evt_b919f5ebcd4c
watcher_id NULL
signal_type opportunity_artifact
value {"artifact_id":"artf_thesis_1c738d22ea ...
threshold NULL
direction NULL
severity NULL
window NULL
source opportunity
reason_trace {"_evidence_event_ids":["evt_fc1fa1584 ...
dedupe_key opportunity_artifact:artf_thesis_1c738d22ea826ef4
throttle_s 0
created_at 2026-04-17T03:41:54.580555+00:00
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