Delete row sig_849ab38f171f from signals

id sig_849ab38f171f
event_id evt_6048029689fa
watcher_id NULL
signal_type system_distress
value {"alerts":[{"level":"warn" ...
threshold NULL
direction NULL
severity high
window NULL
source observability
reason_trace {}
dedupe_key observability_alert:2026-04-10T00
throttle_s 0
created_at 2026-04-10T00:03:25.565343+00:00
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