Delete row 438705 from events

seq 438705
id evt_9bf8aafa1c60
kind signal_ingest
ts 2026-04-20T13:15:05.071989+00:00
actor daemon:signal_enrichment
subject_entity_ids []
payload {"created_at":"2026-04-20T13:10:00.946 ...
source_ref candidate:sc_cc5113989bdaecb1
confidence 0.72
dedupe_key signal_enriched:discovery_unusual_volume_delta:ae3 ...
episode_id NULL
created_at 2026-04-20T13:15:05.072078+00:00
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