Delete row 418932 from events

seq 418932
id evt_fa93a312839e
kind signal_ingest
ts 2026-04-20T10:08:22.790273+00:00
actor collector:discovery
subject_entity_ids []
payload {"created_at":"2026-04-20T10:08:18.321 ...
source_ref rss
confidence 1.0
dedupe_key discovery_unusual_volume_snapshot:cb909719d7fa8bb9
episode_id NULL
created_at 2026-04-20T10:08:22.790401+00:00
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