Delete row sig_ec2145c2c64e from signals

id sig_ec2145c2c64e
event_id evt_94cdb680dfd2
watcher_id NULL
signal_type discovery_ipo_snapshot
value {"as_of":"2026-04-16T12:17:43.960846+0 ...
threshold NULL
direction NULL
severity NULL
window NULL
source discovery_rss
reason_trace {}
dedupe_key discovery_ipo_snapshot:42b148545f9b4ccd
throttle_s 0
created_at 2026-04-16T12:17:43.960846+00:00
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